$ git clone -n https://src.fedoraproject.org/rpms/unifdef.git /var/lib/mock/f31-build-60127-28698/root/chroot_tmpdir/scmroot/unifdef
Cloning into '/var/lib/mock/f31-build-60127-28698/root/chroot_tmpdir/scmroot/unifdef'...
$ git reset --hard a6d0342d453173fd1c14c29c463347f502fbcb71
HEAD is now at a6d0342 - Rebuilt for https://fedoraproject.org/wiki/Fedora_30_Mass_Rebuild