$ git clone -n https://src.fedoraproject.org/rpms/yagf.git /var/lib/mock/f29-build-7129-1754/root/thebuilddir/tmp/scmroot/yagf
Cloning into '/var/lib/mock/f29-build-7129-1754/root/thebuilddir/tmp/scmroot/yagf'...
$ git reset --hard abf2ec484ece297e54a5b2449b5b12d40d1bb50e
HEAD is now at abf2ec4 - Rebuilt for https://fedoraproject.org/wiki/Fedora_28_Mass_Rebuild