[CentOS] I broke "yum update" - C7

Fri Aug 30 03:54:14 UTC 2019
Peter <peter at pajamian.dhs.org>

On 29/08/19 9:58 PM, Gary Stainburn wrote:
>   One of the configured repositories failed (Unknown),
>   and yum doesn't have enough cached data to continue. At this point the only
>   safe thing yum can do is fail. There are a few ways to work "fix" this:
> Cannot retrieve metalink for repository: epel/x86_64. Please verify its path and try again

I would try this:

yum clean all
yum --disablerepo=epel update
yum --disablerepo=epel --enablerepo=extras reinstall epel-release
yum update

If that doesn't work show the complete output from the above commands 
and we'll go from there.