$ git clone -n https://gitee.com/opencloudos-stream/nde-fileman.git /var/lib/mock/dist-ocs23-loongarch64-build-149374-9859/root/chroot_tmpdir/scmroot/nde-fileman
Cloning into '/var/lib/mock/dist-ocs23-loongarch64-build-149374-9859/root/chroot_tmpdir/scmroot/nde-fileman'...
$ git fetch origin HEAD:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/nde-fileman
 * [new ref]         HEAD       -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5b46850 !1 initial Merge pull request !1 from jeremiazhao/master