Unable to configure Client/Server Notations

#!/bin/sh
cd  /opt/auto-merger/src/
echo commit-hook trigered  >> /var/log/automerger.log
/usr/bin/python /opt/auto-merger/src/postcommit.py $1 $2

Please explain in detail what kind of changes are expected in above repository hook (please share configuration path as I am not able to configure in our hook ).