$ git clone -n https://src.fedoraproject.org/rpms/kiwix-desktop.git /var/lib/mock/f38-build-side-42-init-devel-599912-26166/root/chroot_tmpdir/scmroot/kiwix-desktop
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-599912-26166/root/chroot_tmpdir/scmroot/kiwix-desktop'...
$ git fetch origin b332c9ce8cb23a5b1740fbbd52615adf1d6b1a97:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kiwix-desktop
 * [new ref]         b332c9ce8cb23a5b1740fbbd52615adf1d6b1a97 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b332c9c Rebuilt due to libzim package rename.