#additional packages that may be useful [extras] name=CentOS-$releasever - Extras baseurl=https://mirrors.aliyun.com/centos-vault/7.9.2009/extras/x86_64/ gpgcheck=0
#additional packages that extend functionality of existing packages [centosplus] name=CentOS-$releasever - Plus baseurl=https://mirrors.aliyun.com/centos-vault/7.9.2009/extras/x86_64/ gpgcheck=1 enabled=0 gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-7