安装docker报 Failing package is: fuse3-libs-3.6.1-4.el7.x86_64 GPG Keys are configured as: http://mirr

安装docker的时候报

Retrieving key from https://mirrors.aliyun.com/docker-ce/linux/centos/gpg
Importing GPG key 0x621E9F35:Userid     : "Docker Release (CE rpm) <docker@docker.com>"Fingerprint: 060a 61c5 1b55 8a7f 742b 77aa c52f eb6b 621e 9f35From       : https://mirrors.aliyun.com/docker-ce/linux/centos/gpg
Retrieving key from http://mirror.centos.org/centos/RPM-GPG-KEY-CentOS-6The GPG keys listed for the "CentOS-7 - Extras - 163.com" repository are already installed but they are not correct for this package.
Check that the correct key URLs are configured for this repository.Failing package is: fuse3-libs-3.6.1-4.el7.x86_64GPG Keys are configured as: http://mirror.centos.org/centos/RPM-GPG-KEY-CentOS-6

一开始我以为是安装docker的问题，百度了一下跟docker没关系，是yum的问题,解决办法是在每一个yum命令安装的背后加上 --nogpgcheck
加上之后，安装成功！

具体原因不清楚，等我搞清楚之后再补充一下。
参考：解决yum安装问题