$ git clone -n https://gitee.com/src-opencloudos-rpms/emacs.git /var/lib/mock/dist-oc9-build-81511-55247/root/chroot_tmpdir/scmroot/emacs
Cloning into '/var/lib/mock/dist-oc9-build-81511-55247/root/chroot_tmpdir/scmroot/emacs'...
$ git fetch origin 605016fb9dae521e5fe086200c9856cf97d1b43f:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/emacs
 * [new ref]         605016fb9dae521e5fe086200c9856cf97d1b43f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 605016f import emacs-29.1-5.tl4