$ git clone -n https://src.fedoraproject.org/rpms/gkrellm-top.git /var/lib/mock/f29-build-6194-1516/root/thebuilddir/tmp/scmroot/gkrellm-top
Cloning into '/var/lib/mock/f29-build-6194-1516/root/thebuilddir/tmp/scmroot/gkrellm-top'...
$ git reset --hard d1f268e5a0a3b578af9076f01621cdea5dc4183a
HEAD is now at d1f268e - Rebuilt for https://fedoraproject.org/wiki/Fedora_28_Mass_Rebuild