$ git clone -n https://src.fedoraproject.org/rpms/elements.git /var/lib/mock/f40-build-734226-105817/root/chroot_tmpdir/scmroot/elements
Cloning into '/var/lib/mock/f40-build-734226-105817/root/chroot_tmpdir/scmroot/elements'...
$ git fetch origin 7fc8bec44afe288e73d64ead82e41cba4045c9d0:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/elements
 * [new ref]         7fc8bec44afe288e73d64ead82e41cba4045c9d0 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7fc8bec Rebuilt for Fedora 40