Getting [Errno 14] HTTPS Error 404 - Not Found when accessing EUS repo on Red Hat Enterprise Linux 7.8 and 7.9

Issue

• On Red Hat Enterprise Linux 7.8 , getting below error while running command # yum check-update due to which unable to update the system :

   # yum check-update
   Loaded plugins: langpacks, product-id, search-disabled-repos, subscription-manager
   https://cdn.redhat.com/content/eus/rhel/server/7/7.8/x86_64/os/repodata/repomd.xml: [Errno 14] HTTPS Error 404 - Not Found
   Trying other mirror.
  

• After enabling rhel-7-server-eus-rpms repo, getting below error when running # yum repolist:

   # yum repolist
   Loaded plugins: langpacks, product-id, search-disabled-repos, subscription-manager
   https://cdn.redhat.com/content/eus/rhel/server/7/7Server/x86_64/os/repodata/repomd.xml: [Errno 14] HTTPS Error 404 - Not Found
   Trying other mirror.
   To address this issue please refer to the below knowledge base article
  
   https://access.redhat.com/articles/1320623
  
   If above article doesn't help to resolve this issue please open a ticket with Red Hat Support.
  
   https://cdn.redhat.com/content/eus/rhel/server/7/7Server/x86_64/os/repodata/repomd.xml: [Errno 14] HTTPS Error 404 - Not Found
   Trying other mirror.