redhat8.5 阿里源

https://mirrors.aliyun.com/repo/Centos-vault-8.5.2111.repo

yum install -y https://mirrors.aliyun.com/epel/epel-release-latest-8.noarch.rpm

https://www.aliyun.com/   ---》开发者》开发者工具和资源》镜像站》Centos  EPEL