$ git clone -n https://src.fedoraproject.org/rpms/perl-Encode-HanExtra.git /var/lib/mock/f45-build-23364-597/root/chroot_tmpdir/scmroot/perl-Encode-HanExtra
Cloning into '/var/lib/mock/f45-build-23364-597/root/chroot_tmpdir/scmroot/perl-Encode-HanExtra'...
$ git fetch origin 2f4d28130c5913e1a2da17540036d82097e8f228:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Encode-HanExtra
 * [new ref]         2f4d28130c5913e1a2da17540036d82097e8f228 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2f4d281 Perl 5.44 rebuild