File _service of Package arcanist

<services>
  <service mode="localonly" name="tar_scm">
    <param name="scm">git</param>
    <param name="url">https://github.com/phacility/arcanist</param>
    <param name="revision">master</param>
    <param name="versionformat">0~git.%ci~%h</param>
    <param name="versionprefix">0</param>
    <param name="filename">arcanist</param>
    <param name="changesgenerate">enable</param>
  </service>
  <service mode="localonly" name="recompress">
    <param name="file">*.tar</param>
    <param name="compression">xz</param>
  </service>
  <service mode="localonly" name="set_version" />
</services>