File _servicedata of Package libretro-bluemsx

<servicedata>
<service name="tar_scm">
                <param name="url">https://github.com/libretro/blueMSX-libretro.git</param>
              <param name="changesrevision">85900909608c83bdbe55fe082614c6922d1ba7e3</param></service></servicedata>