$ git clone -n https://gitee.com/opencloudos-stream/mysql.git /var/lib/mock/dist-ocs23-rebuild-test-0-build-295339-28682/root/chroot_tmpdir/scmroot/mysql
Cloning into '/var/lib/mock/dist-ocs23-rebuild-test-0-build-295339-28682/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 ee1628b Rebuilt for clarifying the packages requirement in BaseOS and AppStream