$ git clone -n https://gitee.com/opencloudos-stream/mysql.git /var/lib/mock/dist-rebuild-after-rpm-check-build-170704-10510/root/chroot_tmpdir/scmroot/mysql
Cloning into '/var/lib/mock/dist-rebuild-after-rpm-check-build-170704-10510/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 db98e9f !7 Upgrade to 8.0.37， fix CVEs Merge pull request !7 from gordonwwang/master