$ git clone -n https://pagure.io/fedora-kiwi-descriptions.git /var/lib/mock/eln-kiwi-build-59159562-6571381/root/chroot_tmpdir/fedora-kiwi-descriptions
Cloning into '/var/lib/mock/eln-kiwi-build-59159562-6571381/root/chroot_tmpdir/fedora-kiwi-descriptions'...
$ git fetch origin 61f0794ad5a1d4f8d067e753a4f2f3ae656b6d8e:KOJI_FETCH_HEAD
From https://pagure.io/fedora-kiwi-descriptions
 * [new ref]         61f0794ad5a1d4f8d067e753a4f2f3ae656b6d8e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 61f0794 grub2: Use `menu_auto_hide=1` to match anaconda