[baseos] name=CentOS-Stream-8 - Base baseurl=https://mirrors.tuna.tsinghua.edu.cn/centos/8-stream/BaseOS/$basearch/os/ gpgcheck=1 enabled=1 gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-centosofficial [appstream] name=CentOS-Stream-8 - AppStream baseurl=https://mirrors.tuna.tsinghua.edu.cn/centos/8-stream/AppStream/$basearch/os/ gpgcheck=1 enabled=1 gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-centosofficial
注意：需要将将文件夹（/etc/yum.repos.d/）下的其他文件全部删掉，只保留一个（CentOS-Base.repo）即可，不然会走一些其他的额外配置
标签：cn,CentOS,gpgkey,centos,etc,yum,centos8 From： https://www.cnblogs.com/xkcp008/p/18112321