$ git clone -n https://gitee.com/src-opencloudos-rpms/emacs.git /var/lib/mock/dist-oc9-build-117780-68408/root/chroot_tmpdir/scmroot/emacs
Cloning into '/var/lib/mock/dist-oc9-build-117780-68408/root/chroot_tmpdir/scmroot/emacs'...
$ git fetch origin 5aee23f2427b7b98a33bec80895d39a745cf2474:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/emacs
 * [new ref]         5aee23f2427b7b98a33bec80895d39a745cf2474 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5aee23f import emacs-29.1-7.tl4