$ git clone -n https://src.fedoraproject.org/rpms/ucpp.git /var/lib/mock/f33-build-131886-41105/root/chroot_tmpdir/scmroot/ucpp
Cloning into '/var/lib/mock/f33-build-131886-41105/root/chroot_tmpdir/scmroot/ucpp'...
$ git reset --hard 60283d21ce304917e6d52d0a091579a166c4c462
HEAD is now at 60283d2 fix FTBFS due to -Werror on s390x