File _service of Package re2

<services>

  <service name="tar_scm">
    <param name="scm">git</param>
    <param name="url">https://github.com/google/re2</param>
    <param name="versionformat">@PARENT_TAG@</param>
    <param name="revision">refs/tags/2017-12-01</param>
  </service>

  <service name="recompress">
    <param name="compression">bz2</param>
    <param name="file">*.tar</param>
  </service>

  <service name="set_version" />

</services>