File _service of Package FreeCAD-git

<services>
  <service name="tar_scm">
    <param name="url">git://github.com/openSUSE/obs-build.git</param>
    <param name="scm">git</param>
  </service>
  <service name="recompress">
    <param name="file">*.tar</param>
    <param name="compression">xz</param>
  </service>
  <service name="set_version" />
</services>