$ git clone -n https://src.fedoraproject.org/rpms/unifdef.git /var/lib/mock/f31-build-70632-30518/root/chroot_tmpdir/scmroot/unifdef
Cloning into '/var/lib/mock/f31-build-70632-30518/root/chroot_tmpdir/scmroot/unifdef'...
$ git reset --hard fdb37d745b24ed71e40921eeafe6e0bdbb320def
HEAD is now at fdb37d7 - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild