File _servicedata of Package ntp2chrony

<servicedata>
  <service name="tar_scm">
    <param name="url">git://github.com/mlichvar/ntp2chrony.git</param>
    <param name="changesrevision">9824262e2f1b2b8356bfaf4ce3bd7d38fdd717c5</param>
 </service>
</servicedata>