File _service of Package kicad-unstable

<services>
  <service name="tar_scm">
    <param name="url">https://gitlab.com/kicad/code/kicad.git</param>
    <param name="scm">git</param>
    <param name="filename">kicad-unstable</param>
    <param name="revision">10.0.0</param>
    <param name="versionformat">10.0.0+%cd</param>
    <!-- <param name="versionformat">10.0.0~rcX.%cd</param> -->
  </service>
  <service name="recompress">
    <param name="file">*.tar</param>
    <param name="compression">xz</param>
  </service>
  <service name="set_version"/>
</services>