diff --git a/run_sdk_container b/run_sdk_container
index f394b026ec..61b27662ab 100755
--- a/run_sdk_container
+++ b/run_sdk_container
@@ -103,6 +103,8 @@ if [ -z "$stat" ] ; then
     docker create $tty -i \
        -v /dev:/dev \
        -v "$(pwd)/sdk_container:/mnt/host/source/" \
+       -v "$(pwd)/sdk_container/git-override/.git-coreos-overlay:/mnt/host/source/src/third_party/coreos-overlay/.git" \
+       -v "$(pwd)/sdk_container/git-override/.git-portage-stable:/mnt/host/source/src/third_party/portage-stable/.git" \
        -v "$(pwd)/__build__/images:/mnt/host/source/src/build" \
        -v "$(pwd):/mnt/host/source/src/scripts" \
        $gpg_volumes \
diff --git a/sdk_container/git-override/.git-coreos-overlay b/sdk_container/git-override/.git-coreos-overlay
new file mode 100644
index 0000000000..507e22fe6e
--- /dev/null
+++ b/sdk_container/git-override/.git-coreos-overlay
@@ -0,0 +1 @@
+gitdir: ../../scripts/.git/modules/sdk_container/src/third_party/coreos-overlay
diff --git a/sdk_container/git-override/.git-portage-stable b/sdk_container/git-override/.git-portage-stable
new file mode 100644
index 0000000000..b3af445704
--- /dev/null
+++ b/sdk_container/git-override/.git-portage-stable
@@ -0,0 +1 @@
+gitdir: ../../scripts/.git/modules/sdk_container/src/third_party/portage-stable
diff --git a/sdk_container/git-override/README.md b/sdk_container/git-override/README.md
new file mode 100644
index 0000000000..d3c2dcf51c
--- /dev/null
+++ b/sdk_container/git-override/README.md
@@ -0,0 +1,5 @@
+# GIT overrides for submodules
+
+In the SDK container, the scripts root is at a different relative path to the submodules.
+The overrides in this directory are into coreos-overlay/.git and portage-stable.gitso the submodules find itheir parents.
+