diff --git a/mock/clean.sh b/mock/clean.sh
new file mode 100755
index 0000000..ba31f9d
--- /dev/null
+++ b/mock/clean.sh
@@ -0,0 +1,16 @@
+#!/usr/bin/env sh
+# Portions copyright 2019-present Open Networking Foundation
+# Original copyright 2019-present Ciena Corporation
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+for i in $(find /xos/v1 -name "*.proto"); do
+    sed -i -e 's/\[(child_node) = {}\]//g' $i
+done