$ git clone -n https://src.fedoraproject.org/rpms/bfast.git /var/lib/mock/f40-build-1956596-25197/root/chroot_tmpdir/scmroot/bfast
Cloning into '/var/lib/mock/f40-build-1956596-25197/root/chroot_tmpdir/scmroot/bfast'...
$ git fetch origin 279b2218747052e7d70c59f35f2aea9b8b840a8d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/bfast
 * [new ref]         279b2218747052e7d70c59f35f2aea9b8b840a8d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 279b221 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild