$ git clone -n https://src.fedoraproject.org/rpms/genchemlab.git /var/lib/mock/f31-build-99073-33122/root/chroot_tmpdir/scmroot/genchemlab
Cloning into '/var/lib/mock/f31-build-99073-33122/root/chroot_tmpdir/scmroot/genchemlab'...
$ git reset --hard 7d2f78c85a742e10a79165ef457f65b79ee7b2d6
HEAD is now at 7d2f78c - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild