$ git clone -n https://gitee.com/opencloudos-stream/mtr.git /home/lib/mock/dist-ocs23-loongarch64-build-186525-12833/root/chroot_tmpdir/scmroot/mtr
Cloning into '/home/lib/mock/dist-ocs23-loongarch64-build-186525-12833/root/chroot_tmpdir/scmroot/mtr'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/mtr
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 412305e !2 [I99OVK]:Rebuild for jansson in opencloudos-stream Merge pull request !2 from ocs-bot/master