$ git clone -n https://src.fedoraproject.org/rpms/czmq.git /var/lib/mock/f31-build-67569-30059/root/thebuilddir/tmp/scmroot/czmq
Cloning into '/var/lib/mock/f31-build-67569-30059/root/thebuilddir/tmp/scmroot/czmq'...
$ git reset --hard 495e8d14c9d40f23e94e21c53686229fcdfffa0b
HEAD is now at 495e8d1 - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild