+#
+# Copyright 2020 ETSI
+#
+# 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.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+if [ $# -ne 5 ]; then
+ echo "Usage $0 <repo> <branch> <tag> <user> <release_name>"
+ echo "Example: $0 all master v4.0.2 garciadeblas FOUR"
+ echo "Example: $0 devops v5.0 v5.0.3 marchettim FIVE"