[Errno 14] yum fails with HTTP/HTTPS Error 404

Typical Cause

This issue generally occurs if client system is able to communicate with given server but could not find or access the requested package on the server.

Resolution

This issue can occur due to corruption of local client cache, try to clear cache on client system:

rm -fr /var/cache/yum/*
yum clean all 

If it does not help, see the section below for other known issues

https://access.redhat.com/articles/1320623