修改下载镜像,改成国内镜像

#查看镜像地址
composer config -g -l repo.packagist

中国全量镜像
composer config -g repo.packagist composer https://packagist.phpcomposer.com
阿里云 Composer 全量镜像:
composer config -g repo.packagist composer https://mirrors.aliyun.com/composer/
腾讯云地址:
composer config -g repo.packagist composer https://mirrors.cloud.tencent.com/composer/
改回去:
composer config -g --unset repos.packagist 

#安装方法
Entrypoint.sh 
composer config -g repo.packagist composer https://mirrors.aliyun.com/composer/
composer config -g repo.packagist composer https://mirrors.cloud.tencent.com/composer/
#composer config --global process-timeout 900
composer install --no-dev -o

项目里composer.json修改

"repositories": {
        "packagist": {
            "type": "composer",
            "url": "https://packagist.phpcomposer.com"
        }
}

composer require aws/aws-sdk-php
https://docs.min.io/docs/how-to-use-aws-sdk-for-php-with-minio-server.html
https://github.com/aws/aws-sdk-php
csdn介绍
https://blog.csdn.net/WZP_LOVE/article/details/115208900

composer install --ignore-platform-reqs 
composer install --ignore-platform-reqs --no-plugins
或者 
composer update --ignore-platform-reqs
composer update --no-plugins


composer update --prefer-stable  --prefer-lowest 
composer update --no-dev --prefer-lowest --prefer-stable --no-autoloader 最低稳定版

tencentcloud-sdk-php安装问题

composer require tencentcloud/tencentcloud-sdk-php
再update
composer update