$ git clone -n https://gitee.com/opencloudos-stream/mozjs.git /var/lib/mock/dist-ocs23-base-build-335010-37386/root/chroot_tmpdir/scmroot/mozjs
Cloning into '/var/lib/mock/dist-ocs23-base-build-335010-37386/root/chroot_tmpdir/scmroot/mozjs'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/mozjs
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4bd23ce !8 [ID1S4A]:Rebuild for llvm in opencloudos-stream Merge pull request !8 from ocs-bot/master