参考博文：https://developer.aliyun.com/mirror/centos
rm /etc/yum.repos.d/CentOS-* 所有文件全部删除
wget -O /etc/yum.repos.d/CentOS-Base.repo https://mirrors.aliyun.com/repo/Centos-vault-8.5.2111.repo
yum clean all && yum makecache
yum upgrade && yum update
OK
标签：https,CentOS,repos,更新,repo,yum,&&,安装 From： https://www.cnblogs.com/ucas123/p/17210906.html