$ git clone -n https://src.fedoraproject.org/rpms/sed.git /var/lib/mock/f40-build-2329159-58902/root/chroot_tmpdir/scmroot/sed
Cloning into '/var/lib/mock/f40-build-2329159-58902/root/chroot_tmpdir/scmroot/sed'...
$ git fetch origin a211e53e688b173fc87f01ed0f813899a66dcf4e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/sed
 * [new ref]         a211e53e688b173fc87f01ed0f813899a66dcf4e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a211e53 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild