$ git clone -n https://src.fedoraproject.org/rpms/fish.git /var/lib/mock/f39-build-2087085-50152/root/chroot_tmpdir/scmroot/fish
Cloning into '/var/lib/mock/f39-build-2087085-50152/root/chroot_tmpdir/scmroot/fish'...
$ git fetch origin f7bb2192d9933ed9170eb0aa483496bef965dc17:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/fish
 * [new ref]         f7bb2192d9933ed9170eb0aa483496bef965dc17 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f7bb219 Remove duplicate AND from License tag