File _servicedata of Package gamescope-session-steam-system-update

<servicedata>
<service name="tar_scm">
                <param name="url">https://github.com/YugaLinux/gamescope-session-steam-system-update.git</param>
              <param name="changesrevision">800d504d983b6c73c17748e19ec267ab713e1aaa</param></service></servicedata>