Create a gitusers group, join the required users to the group and give ownership of htdocs folder to the group
$groupadd gitusers $usermod -a -G gitusers USER $cd /opt/lampp $chown root.gitusers htdocs $chmod 755 htdocs
Just give ownership of the htdocs folder to desired user
$cd /opt/lampp $chown mh.mh htdocs
Inside /opt/lampp/htdocs
$git clone ssh:address/to/repository
Access the module with the url : localhost/repository