$ git clone -n https://src.fedoraproject.org/rpms/zerofree.git /var/lib/mock/f33-build-138211-42153/root/chroot_tmpdir/scmroot/zerofree
Cloning into '/var/lib/mock/f33-build-138211-42153/root/chroot_tmpdir/scmroot/zerofree'...
$ git reset --hard f3ec65ce87925dff99048ddd96a88a35e8f33524
HEAD is now at f3ec65c - Rebuilt for https://fedoraproject.org/wiki/Fedora_32_Mass_Rebuild