composer源切换分为项目切换与全局切换
{info} 配置当前项目生效
composer config repo.packagist composer https://mirrors.aliyun.com/composer/
# 取消当前项目配置
composer config --unset repos.packagist
{info} 配置全局生效
composer config -g repo.packagist composer https://mirrors.aliyun.com/composer/
# 取消全局配置
composer config -g --unset repos.packagist
{info} composer镜像源
composer https://packagist.org/
phpcomposer https://packagist.phpcomposer.com/
aliyun https://mirrors.aliyun.com/composer/
tencent https://mirrors.cloud.tencent.com/composer
huawei https://mirrors.huaweicloud.com/repository/php/
laravel-china https://packagist.laravel-china.org/
cnpkg https://php.cnpkg.org/
sjtug https://packagist.mirrors.sjtug.sjtu.edu.cn/