$ git clone -n https://gitee.com/opencloudos-stream/bcc.git /var/lib/mock/dist-ocs23-build-118908-8399/root/chroot_tmpdir/scmroot/bcc
Cloning into '/var/lib/mock/dist-ocs23-build-118908-8399/root/chroot_tmpdir/scmroot/bcc'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/bcc
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1c935a7 !5 [I8WRWA]:Rebuild for elfutils in opencloudos-stream Merge pull request !5 from ocs-bot/master