diff --git a/.gitlab-ci/container/lava_build.sh b/.gitlab-ci/container/lava_build.sh
index 620c7953284..3b921619712 100755
--- a/.gitlab-ci/container/lava_build.sh
+++ b/.gitlab-ci/container/lava_build.sh
@@ -179,6 +179,15 @@ fi
 EXTRA_MESON_ARGS+=" -D prefix=/libdrm"
 . .gitlab-ci/container/build-libdrm.sh
 
+
+############### Build local stuff for use by igt and kernel testing, which
+############### will reuse most of our container build process from a specific
+############### hash of the Mesa tree.
+if [[ -e ".gitlab-ci/local/build-rootfs.sh" ]]; then
+    . .gitlab-ci/local/build-rootfs.sh
+fi
+
+
 ############### Build kernel
 . .gitlab-ci/container/build-kernel.sh