File _service of Package ffmpeg

<services>
  <service name="obs_scm">
    <param name="url">https://github.com/FFmpeg/ffmpeg.git</param>
    <param name="scm">git</param>
    <param name="revision">d22ecc4f6f3fca77b3e71b18641ceddb25973e97</param>
    <param name="version">_none_</param>
    <param name="package-meta">yes</param>
    <param name="subdir">.</param>
  </service>
  <service name="tar" mode="buildtime">
    <param name="package-meta">yes</param>
  </service>
</services>