$ git clone -n https://src.fedoraproject.org/rpms/xlog.git /var/lib/mock/f29-build-4484-1050/root/thebuilddir/tmp/scmroot/xlog
Cloning into '/var/lib/mock/f29-build-4484-1050/root/thebuilddir/tmp/scmroot/xlog'...
$ git reset --hard a476aa94c80ad0bc8eae2373b31b8ead108907a1
HEAD is now at a476aa9 - Rebuilt for https://fedoraproject.org/wiki/Fedora_28_Mass_Rebuild