$ git clone -n https://gitee.com/opencloudos-stream/syslinux.git /var/lib/mock/dist-ocs23-build-62783-2533/root/chroot_tmpdir/scmroot/syslinux
Cloning into '/var/lib/mock/dist-ocs23-build-62783-2533/root/chroot_tmpdir/scmroot/syslinux'...
$ git fetch origin HEAD:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/syslinux
 * [new ref]         HEAD       -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e6e693e Rebuilt for OpenCloudOS Stream 23.09