$ git clone -n https://gitee.com/opencloudos-stream/mysql.git /var/lib/mock/dist-ocs23-build-280701-26778/root/chroot_tmpdir/scmroot/mysql
Cloning into '/var/lib/mock/dist-ocs23-build-280701-26778/root/chroot_tmpdir/scmroot/mysql'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/mysql
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a14c224 !9 [IAPBUR]:Rebuild for systemd in opencloudos-stream Merge pull request !9 from ocs-bot/master