diff --git a/sdk/config/ccimx6qpsbc/local.conf.sample b/sdk/config/ccimx6qpsbc/local.conf.sample
index a422645d7..40d6ccdd7 100644
--- a/sdk/config/ccimx6qpsbc/local.conf.sample
+++ b/sdk/config/ccimx6qpsbc/local.conf.sample
@@ -28,7 +28,7 @@
 # There are also the following hardware board target machines included for
 # demonstration purposes:
 #
-#MACHINE ?= "beaglebone"
+#MACHINE ?= "beaglebone-yocto"
 #MACHINE ?= "genericx86"
 #MACHINE ?= "genericx86-64"
 #MACHINE ?= "mpc8315e-rdb"
@@ -197,7 +197,7 @@ PATCHRESOLVE = "noop"
 # files and damages the build in ways which may not be easily recoverable.
 # It's necesary to monitor /tmp, if there is no space left the build will fail
 # with very exotic errors.
-BB_DISKMON_DIRS = "\
+BB_DISKMON_DIRS ??= "\
     STOPTASKS,${TMPDIR},1G,100K \
     STOPTASKS,${DL_DIR},1G,100K \
     STOPTASKS,${SSTATE_DIR},1G,100K \
@@ -225,6 +225,17 @@ BB_DISKMON_DIRS = "\
 #file://.* http://someserver.tld/share/sstate/PATH;downloadfilename=PATH \n \
 #file://.* file:///some/local/dir/sstate/PATH"
 
+#
+# Yocto Project SState Mirror
+#
+# The Yocto Project has prebuilt artefacts available for its releases, you can enable
+# use of these by uncommenting the following line. This will mean the build uses
+# the network to check for artefacts at the start of builds, which does slow it down
+# equally, it will also speed up the builds by not having to build things if they are
+# present in the cache. It assumes you can download something faster than you can build it
+# which will depend on your network.
+#
+#SSTATE_MIRRORS ?= "file://.* http://sstate.yoctoproject.org/2.5/PATH;downloadfilename=PATH"
 
 #
 # Qemu configuration
diff --git a/sdk/config/ccimx6sbc/local.conf.sample b/sdk/config/ccimx6sbc/local.conf.sample
index 1719914ce..94e44efb5 100644
--- a/sdk/config/ccimx6sbc/local.conf.sample
+++ b/sdk/config/ccimx6sbc/local.conf.sample
@@ -28,7 +28,7 @@
 # There are also the following hardware board target machines included for
 # demonstration purposes:
 #
-#MACHINE ?= "beaglebone"
+#MACHINE ?= "beaglebone-yocto"
 #MACHINE ?= "genericx86"
 #MACHINE ?= "genericx86-64"
 #MACHINE ?= "mpc8315e-rdb"
@@ -197,7 +197,7 @@ PATCHRESOLVE = "noop"
 # files and damages the build in ways which may not be easily recoverable.
 # It's necesary to monitor /tmp, if there is no space left the build will fail
 # with very exotic errors.
-BB_DISKMON_DIRS = "\
+BB_DISKMON_DIRS ??= "\
     STOPTASKS,${TMPDIR},1G,100K \
     STOPTASKS,${DL_DIR},1G,100K \
     STOPTASKS,${SSTATE_DIR},1G,100K \
@@ -225,6 +225,17 @@ BB_DISKMON_DIRS = "\
 #file://.* http://someserver.tld/share/sstate/PATH;downloadfilename=PATH \n \
 #file://.* file:///some/local/dir/sstate/PATH"
 
+#
+# Yocto Project SState Mirror
+#
+# The Yocto Project has prebuilt artefacts available for its releases, you can enable
+# use of these by uncommenting the following line. This will mean the build uses
+# the network to check for artefacts at the start of builds, which does slow it down
+# equally, it will also speed up the builds by not having to build things if they are
+# present in the cache. It assumes you can download something faster than you can build it
+# which will depend on your network.
+#
+#SSTATE_MIRRORS ?= "file://.* http://sstate.yoctoproject.org/2.5/PATH;downloadfilename=PATH"
 
 #
 # Qemu configuration
diff --git a/sdk/config/ccimx6ulsbc/local.conf.sample b/sdk/config/ccimx6ulsbc/local.conf.sample
index 0b8d30e2b..e6f1a5cd6 100644
--- a/sdk/config/ccimx6ulsbc/local.conf.sample
+++ b/sdk/config/ccimx6ulsbc/local.conf.sample
@@ -28,7 +28,7 @@
 # There are also the following hardware board target machines included for
 # demonstration purposes:
 #
-#MACHINE ?= "beaglebone"
+#MACHINE ?= "beaglebone-yocto"
 #MACHINE ?= "genericx86"
 #MACHINE ?= "genericx86-64"
 #MACHINE ?= "mpc8315e-rdb"
@@ -197,7 +197,7 @@ PATCHRESOLVE = "noop"
 # files and damages the build in ways which may not be easily recoverable.
 # It's necesary to monitor /tmp, if there is no space left the build will fail
 # with very exotic errors.
-BB_DISKMON_DIRS = "\
+BB_DISKMON_DIRS ??= "\
     STOPTASKS,${TMPDIR},1G,100K \
     STOPTASKS,${DL_DIR},1G,100K \
     STOPTASKS,${SSTATE_DIR},1G,100K \
@@ -225,6 +225,17 @@ BB_DISKMON_DIRS = "\
 #file://.* http://someserver.tld/share/sstate/PATH;downloadfilename=PATH \n \
 #file://.* file:///some/local/dir/sstate/PATH"
 
+#
+# Yocto Project SState Mirror
+#
+# The Yocto Project has prebuilt artefacts available for its releases, you can enable
+# use of these by uncommenting the following line. This will mean the build uses
+# the network to check for artefacts at the start of builds, which does slow it down
+# equally, it will also speed up the builds by not having to build things if they are
+# present in the cache. It assumes you can download something faster than you can build it
+# which will depend on your network.
+#
+#SSTATE_MIRRORS ?= "file://.* http://sstate.yoctoproject.org/2.5/PATH;downloadfilename=PATH"
 
 #
 # Qemu configuration
diff --git a/sdk/config/ccimx6ulstarter/local.conf.sample b/sdk/config/ccimx6ulstarter/local.conf.sample
index 96b6c5ea2..b856c98ad 100644
--- a/sdk/config/ccimx6ulstarter/local.conf.sample
+++ b/sdk/config/ccimx6ulstarter/local.conf.sample
@@ -28,7 +28,7 @@
 # There are also the following hardware board target machines included for
 # demonstration purposes:
 #
-#MACHINE ?= "beaglebone"
+#MACHINE ?= "beaglebone-yocto"
 #MACHINE ?= "genericx86"
 #MACHINE ?= "genericx86-64"
 #MACHINE ?= "mpc8315e-rdb"
@@ -197,7 +197,7 @@ PATCHRESOLVE = "noop"
 # files and damages the build in ways which may not be easily recoverable.
 # It's necesary to monitor /tmp, if there is no space left the build will fail
 # with very exotic errors.
-BB_DISKMON_DIRS = "\
+BB_DISKMON_DIRS ??= "\
     STOPTASKS,${TMPDIR},1G,100K \
     STOPTASKS,${DL_DIR},1G,100K \
     STOPTASKS,${SSTATE_DIR},1G,100K \
@@ -225,6 +225,17 @@ BB_DISKMON_DIRS = "\
 #file://.* http://someserver.tld/share/sstate/PATH;downloadfilename=PATH \n \
 #file://.* file:///some/local/dir/sstate/PATH"
 
+#
+# Yocto Project SState Mirror
+#
+# The Yocto Project has prebuilt artefacts available for its releases, you can enable
+# use of these by uncommenting the following line. This will mean the build uses
+# the network to check for artefacts at the start of builds, which does slow it down
+# equally, it will also speed up the builds by not having to build things if they are
+# present in the cache. It assumes you can download something faster than you can build it
+# which will depend on your network.
+#
+#SSTATE_MIRRORS ?= "file://.* http://sstate.yoctoproject.org/2.5/PATH;downloadfilename=PATH"
 
 #
 # Qemu configuration
diff --git a/sdk/config/ccimx8x-sbc-express/local.conf.sample b/sdk/config/ccimx8x-sbc-express/local.conf.sample
index f07a6ba80..55a42134e 100644
--- a/sdk/config/ccimx8x-sbc-express/local.conf.sample
+++ b/sdk/config/ccimx8x-sbc-express/local.conf.sample
@@ -28,7 +28,7 @@
 # There are also the following hardware board target machines included for
 # demonstration purposes:
 #
-#MACHINE ?= "beaglebone"
+#MACHINE ?= "beaglebone-yocto"
 #MACHINE ?= "genericx86"
 #MACHINE ?= "genericx86-64"
 #MACHINE ?= "mpc8315e-rdb"
@@ -197,7 +197,7 @@ PATCHRESOLVE = "noop"
 # files and damages the build in ways which may not be easily recoverable.
 # It's necesary to monitor /tmp, if there is no space left the build will fail
 # with very exotic errors.
-BB_DISKMON_DIRS = "\
+BB_DISKMON_DIRS ??= "\
     STOPTASKS,${TMPDIR},1G,100K \
     STOPTASKS,${DL_DIR},1G,100K \
     STOPTASKS,${SSTATE_DIR},1G,100K \
@@ -225,6 +225,17 @@ BB_DISKMON_DIRS = "\
 #file://.* http://someserver.tld/share/sstate/PATH;downloadfilename=PATH \n \
 #file://.* file:///some/local/dir/sstate/PATH"
 
+#
+# Yocto Project SState Mirror
+#
+# The Yocto Project has prebuilt artefacts available for its releases, you can enable
+# use of these by uncommenting the following line. This will mean the build uses
+# the network to check for artefacts at the start of builds, which does slow it down
+# equally, it will also speed up the builds by not having to build things if they are
+# present in the cache. It assumes you can download something faster than you can build it
+# which will depend on your network.
+#
+#SSTATE_MIRRORS ?= "file://.* http://sstate.yoctoproject.org/2.5/PATH;downloadfilename=PATH"
 
 #
 # Qemu configuration
diff --git a/sdk/config/ccimx8x-sbc-pro/local.conf.sample b/sdk/config/ccimx8x-sbc-pro/local.conf.sample
index 87394d017..8b265a1d6 100644
--- a/sdk/config/ccimx8x-sbc-pro/local.conf.sample
+++ b/sdk/config/ccimx8x-sbc-pro/local.conf.sample
@@ -28,7 +28,7 @@
 # There are also the following hardware board target machines included for
 # demonstration purposes:
 #
-#MACHINE ?= "beaglebone"
+#MACHINE ?= "beaglebone-yocto"
 #MACHINE ?= "genericx86"
 #MACHINE ?= "genericx86-64"
 #MACHINE ?= "mpc8315e-rdb"
@@ -197,7 +197,7 @@ PATCHRESOLVE = "noop"
 # files and damages the build in ways which may not be easily recoverable.
 # It's necesary to monitor /tmp, if there is no space left the build will fail
 # with very exotic errors.
-BB_DISKMON_DIRS = "\
+BB_DISKMON_DIRS ??= "\
     STOPTASKS,${TMPDIR},1G,100K \
     STOPTASKS,${DL_DIR},1G,100K \
     STOPTASKS,${SSTATE_DIR},1G,100K \
@@ -225,6 +225,17 @@ BB_DISKMON_DIRS = "\
 #file://.* http://someserver.tld/share/sstate/PATH;downloadfilename=PATH \n \
 #file://.* file:///some/local/dir/sstate/PATH"
 
+#
+# Yocto Project SState Mirror
+#
+# The Yocto Project has prebuilt artefacts available for its releases, you can enable
+# use of these by uncommenting the following line. This will mean the build uses
+# the network to check for artefacts at the start of builds, which does slow it down
+# equally, it will also speed up the builds by not having to build things if they are
+# present in the cache. It assumes you can download something faster than you can build it
+# which will depend on your network.
+#
+#SSTATE_MIRRORS ?= "file://.* http://sstate.yoctoproject.org/2.5/PATH;downloadfilename=PATH"
 
 #
 # Qemu configuration