composer -vvv require alibabacloud/sdk
华为云
composer config -g repo.packagist composer https://mirrors.huaweicloud.com/repository/php/
腾讯云
composer config -g repos.packagist composer https://mirrors.cloud.tencent.com/composer/
cnpkg
composer config -g repos.packagist composer https://php.cnpkg.org](https://php.cnpkg.org
phpcomposer
Composer 官方镜像,速率较慢,国外做事器用的是这个:
composer config -g repo.packagist composer https://packagist.phpcomposer.com