$ git clone -n https://gitee.com/opencloudos-stream/man-db.git /home/lib/mock/dist-ocs23-loongarch64-build-185463-12776/root/chroot_tmpdir/scmroot/man-db
Cloning into '/home/lib/mock/dist-ocs23-loongarch64-build-185463-12776/root/chroot_tmpdir/scmroot/man-db'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/man-db
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 789e759 !2 Upgrade to version 2.11.2 Merge pull request !2 from abushwang/master