$ git clone -n https://src.fedoraproject.org/rpms/emacs-dockerfile-mode.git /var/lib/mock/f40-build-1995288-43888/root/chroot_tmpdir/scmroot/emacs-dockerfile-mode
Cloning into '/var/lib/mock/f40-build-1995288-43888/root/chroot_tmpdir/scmroot/emacs-dockerfile-mode'...
$ git fetch origin a0cdc0fb4dcb3c325856da8d503cdd3f4b14ce53:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/emacs-dockerfile-mode
 * [new ref]         a0cdc0fb4dcb3c325856da8d503cdd3f4b14ce53 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a0cdc0f Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild