共计 273 个字符，预计需要花费 1 分钟才能阅读完成。
下载阿里云源文件
curl -o /etc/yum.repos.d/CentOS-Base.repo http://mirrors.aliyun.com/repo/Centos-8.repo执行更新
sed -i -e "s|mirrors.cloud.aliyuncs.com|mirrors.aliyun.com|g " /etc/yum.repos.d/CentOS-*sed -i -e "s|releasever|releasever-stream|g" /etc/yum.repos.d/CentOS-*
生成缓存
yum clean all && yum makecache正文完
