$ git clone -n https://src.fedoraproject.org/rpms/gipfel.git /var/lib/mock/f29-build-5986-1342/root/thebuilddir/tmp/scmroot/gipfel
Cloning into '/var/lib/mock/f29-build-5986-1342/root/thebuilddir/tmp/scmroot/gipfel'...
$ git reset --hard b134ea4ac77c47fcb64e39a34808602df22279d3
HEAD is now at b134ea4 - Rebuilt for https://fedoraproject.org/wiki/Fedora_28_Mass_Rebuild