$ git clone -n https://src.fedoraproject.org/rpms/dcfldd.git /var/lib/mock/f40-build-791530-137601/root/chroot_tmpdir/scmroot/dcfldd
Cloning into '/var/lib/mock/f40-build-791530-137601/root/chroot_tmpdir/scmroot/dcfldd'...
$ git fetch origin 4e1a683a0cd92075477fc986c0ab71b550684224:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/dcfldd
 * [new ref]         4e1a683a0cd92075477fc986c0ab71b550684224 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4e1a683 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild