今天更新为163的源后,yum的时候报错:GPG key retrieval failed: [Errno 14] Could not open/read file:///etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-5.

解决方式:vi /etc/yum.repos.d/CentOS-Base.repo 

把文件中全部的RPM-GPG-KEY-CentOS-5更改为RPM-GPG-KEY-CentOS-6就能够了

vim 替换 :%s/RPM-GPG-KEY-CentOS-5/RPM-GPG-KEY-CentOS-6

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