$ git clone -n https://src.fedoraproject.org/rpms/nethack.git /var/lib/mock/f39-build-1707465-41222/root/chroot_tmpdir/scmroot/nethack
Cloning into '/var/lib/mock/f39-build-1707465-41222/root/chroot_tmpdir/scmroot/nethack'...
$ git fetch origin 13160d7e90968063112d3498b9c2769190c01d65:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/nethack
 * [new ref]         13160d7e90968063112d3498b9c2769190c01d65 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 13160d7 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild