$ git clone -n https://gitee.com/opencloudos-stream/tang.git /var/lib/mock/dist-ocs23-loongarch64-build-136854-9626/root/chroot_tmpdir/scmroot/tang
Cloning into '/var/lib/mock/dist-ocs23-loongarch64-build-136854-9626/root/chroot_tmpdir/scmroot/tang'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/tang
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 585a3b5 !3 [I99OVK]:Rebuild for jansson in opencloudos-stream Merge pull request !3 from ocs-bot/master