$ git clone -n https://src.fedoraproject.org/rpms/golang-github-rcrowley-metrics.git /var/lib/mock/f31-build-99018-33116/root/chroot_tmpdir/scmroot/golang-github-rcrowley-metrics
Cloning into '/var/lib/mock/f31-build-99018-33116/root/chroot_tmpdir/scmroot/golang-github-rcrowley-metrics'...
$ git reset --hard 9c2a6b8cabd2310be1891899c1165d7b56dd0dd3
HEAD is now at 9c2a6b8 - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild