File _servicedata of Package libretro-dosbox

<servicedata>
<service name="tar_scm">
                <param name="url">https://github.com/libretro/dosbox-libretro.git</param>
              <param name="changesrevision">aa71b67d54eaaf9e41cdd3cb5153d9cff0ad116e</param></service></servicedata>