$ git clone -n https://src.fedoraproject.org/rpms/libhangul.git /var/lib/mock/f39-build-1457635-33006/root/chroot_tmpdir/scmroot/libhangul
Cloning into '/var/lib/mock/f39-build-1457635-33006/root/chroot_tmpdir/scmroot/libhangul'...
$ git fetch origin a1fdf12bc888ab2b022f47b1cf30b39255a8bcc5:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libhangul
 * [new ref]         a1fdf12bc888ab2b022f47b1cf30b39255a8bcc5 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a1fdf12 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild