diff --git a/pull-test.sh b/pull-test.sh
new file mode 100755
index 000000000..0e5e7ddfc
--- /dev/null
+++ b/pull-test.sh
@@ -0,0 +1,17 @@
+#!/bin/sh
+
+set -ex
+
+CSI_RELEASE_TOOLS_DIR="$(pwd)"
+
+# Find the other repo.
+# TODO: move this to Prow job.
+ls -l /home/prow/go/src/github.com/kubernetes-csi
+OTHER_REPO_DIR="/home/prow/go/src/github.com/kubernetes-csi/$(ls /home/prow/go/src/github.com/kubernetes-csi | grep -v csi-release-tools)"
+
+# Update the other repo.
+cd "$OTHER_REPO_DIR"
+git subtree git subtree pull --squash --prefix=release-tools "$CSI_RELEASE_TOOLS_DIR" master
+
+# Now fall through to testing.
+exec ./.prow.sh