$ git clone -n https://src.fedoraproject.org/rpms/vocal.git /var/lib/mock/f31-build-89999-32151/root/thebuilddir/tmp/scmroot/vocal
Cloning into '/var/lib/mock/f31-build-89999-32151/root/thebuilddir/tmp/scmroot/vocal'...
$ git reset --hard 35c709950b91cfa0d906772644340fe64120fb63
HEAD is now at 35c7099 - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild