File _servicedata of Package opensuse-migration-tool

<servicedata>
<service name="tar_scm">
                <param name="url">https://github.com/openSUSE/opensuse-migration-tool.git</param>
              <param name="changesrevision">d4b97836ccc2d21798511f639eba95dfda79f1e6</param></service></servicedata>