$ git clone -n https://src.fedoraproject.org/rpms/perl-Lingua-KO-Hangul-Util.git /var/lib/mock/f41-build-815829-149783/root/chroot_tmpdir/scmroot/perl-Lingua-KO-Hangul-Util
Cloning into '/var/lib/mock/f41-build-815829-149783/root/chroot_tmpdir/scmroot/perl-Lingua-KO-Hangul-Util'...
$ git fetch origin 0e31868a2163071dd73f1387f0cf3ef7f15c5f57:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Lingua-KO-Hangul-Util
 * [new ref]         0e31868a2163071dd73f1387f0cf3ef7f15c5f57 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0e31868 Perl 5.40 rebuild