diff --git a/app/hooks/post_build b/app/hooks/post_build
new file mode 100644
index 0000000..b737a4a
--- /dev/null
+++ b/app/hooks/post_build
@@ -0,0 +1,10 @@
+#!/bin/bash
+
+if [[ -z "$SOURCE_COMMIT" ]]; then
+	export SOURCE_COMMIT="${SOURCE_COMMIT:-$(git rev-parse HEAD)}"
+	echo "Updating SOURCE_COMMIT from git rev-parse HEAD"
+	echo "SOURCE_COMMIT: $SOURCE_COMMIT"
+fi
+
+docker tag $IMAGE_NAME $DOCKER_REPO:$SOURCE_COMMIT
+docker push $DOCKER_REPO:$SOURCE_COMMIT