File _service of Package aaa_stack_build_requires

<services>
  <service name="obs_scm">
    <param name="extract">metapackages/sle12/aaa_stack_build_requires.spec</param>
    <param name="url">git://github.com/SUSE/cf-obs-stacks.git</param>
    <param name="revision">master</param>
    <param name="scm">git</param>
    <param name="changesgenerate">enable</param>
    <param name="changesauthor">edigiacinto@suse.com</param>
  </service>
</services>