请问一下，我重新安装了OXO主题，但是并不是最新版本，使用更新命令也提示没有新版本可安装，是我哪里没有设置对吗？
[root@VM-4-6-centos mimikkofans.club]# composer update yannisme/oxotheme
Loading composer repositories with package information
Updating dependencies
Nothing to modify in lock file
Installing dependencies from lock file (including require-dev)
Nothing to install, update or remove
Package swiftmailer/swiftmailer is abandoned, you should avoid using it. Use symfony/mailer instead.
Generating autoload files
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