$ git clone -n https://src.fedoraproject.org/rpms/perl-Lchown.git /var/lib/mock/f45-build-24399-603/root/chroot_tmpdir/scmroot/perl-Lchown
Cloning into '/var/lib/mock/f45-build-24399-603/root/chroot_tmpdir/scmroot/perl-Lchown'...
$ git fetch origin ca79140559acaf33185ae53c7aa2078f827ab4f3:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Lchown
 * [new ref]         ca79140559acaf33185ae53c7aa2078f827ab4f3 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ca79140 Perl 5.44 rebuild