File _servicedata of Package brp-extract-appdata

<servicedata>
<service name="tar_scm">
            <param name="url">git@github.com:openSUSE/brp-extract-appdata.git</param>
          <param name="changesrevision">a3a7b25d8450de9b35a71fbf7a948eee549a9288</param></service></servicedata>