$ git clone -n https://src.fedoraproject.org/rpms/libb64.git /var/lib/mock/f33-build-138975-42289/root/chroot_tmpdir/scmroot/libb64
Cloning into '/var/lib/mock/f33-build-138975-42289/root/chroot_tmpdir/scmroot/libb64'...
$ git reset --hard 1c5b08941dd1b3a85217a268b5acbd8919aa70dc
HEAD is now at 1c5b089 - Rebuilt for https://fedoraproject.org/wiki/Fedora_32_Mass_Rebuild