What were you trying to do that didn't work?

dnf update

Please provide the package NVR for which bug is seen:

centos-stream-repos-8-6.el8.noarch

How reproducible:

Easily

Steps to reproduce

1. podman pull quay.io/centos/centos:stream8
2. podman run -it quay.io/centos/centos:stream8
3. dnf update

Expected results

No errors

Actual results

CentOS Stream 8 - AppStream                                                                                                                                                                                   482  B/s |  38  B     00:00    
Error: Failed to download metadata for repo 'appstream': Cannot prepare internal mirrorlist: No URLs in mirrorlist

It would be great if it pointed to the vault if the mirrors are no longer avaiable.