"centos-7 - Extras - 163.com" repositor are already installed but they art not correct for this pac
CentOs7修改CentOS6-Base-163.repo镜像源的配置文件时一定要把所有的6改为7warning:/var/cache/yum/x86_64/7server/extras/packages/container-selinux-2.74-1.ely.noarch.rpm:HeaderV3RSA/SHA256Signature,keyIDf4a80eb5:NOKEYRetrievin