$ git clone -n https://src.fedoraproject.org/rpms/jmock.git /var/lib/mock/f38-build-side-42-init-devel-827923-28364/root/chroot_tmpdir/scmroot/jmock
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-827923-28364/root/chroot_tmpdir/scmroot/jmock'...
$ git fetch origin f6d540673ed6892307b04287356decb8114ebd1a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/jmock
 * [new ref]         f6d540673ed6892307b04287356decb8114ebd1a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f6d5406 Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild