$ git clone -n https://src.fedoraproject.org/rpms/libUnihan.git /var/lib/mock/f31-build-87004-31722/root/chroot_tmpdir/scmroot/libUnihan
Cloning into '/var/lib/mock/f31-build-87004-31722/root/chroot_tmpdir/scmroot/libUnihan'...
$ git reset --hard 6686ac8a04ab8a29464153aedb2fef2a0e853ce9
HEAD is now at 6686ac8 - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild