$ git clone -n https://src.fedoraproject.org/rpms/bomber.git /var/lib/mock/f40-build-774257-127655/root/chroot_tmpdir/scmroot/bomber
Cloning into '/var/lib/mock/f40-build-774257-127655/root/chroot_tmpdir/scmroot/bomber'...
$ git fetch origin a10f9f184eff9f479d89793a48709e76064f68fd:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/bomber
 * [new ref]         a10f9f184eff9f479d89793a48709e76064f68fd -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a10f9f1 24.01.90