composer镜像源更换为阿里云

官网： https://developer.aliyun.com/…

全局替换

composer config -g repo.packagist composer https://mirrors.aliyun.com/composer/
composer clear-cache # 此步选择性操作，革除所有 package 缓存。

以后我的项目替换

cd 我的项目目录
composer config repo.packagist composer https://mirrors.aliyun.com/composer/