yum command failed with dependency problem on Red Hat Enterprise Linux 8, related with Red Hat Enterprise Linux 7 packages

Issue

The yum update command failed with the following error.

Updating Subscription Management repositories.
Last metadata expiration check: 0:02:55 ago on Thu 10 Sep 2020 07:05:48 AM EDT.
Error: 
 Problem 1: package sos-3.8-9.el7_8.noarch requires python-six, but none of the providers can be installed
  - cannot install the best update candidate for package sos-3.8-7.el8_2.noarch
  - package python-six-1.3.0-4.el7.noarch is filtered out by modular filtering
  - package python-six-1.9.0-2.el7.noarch is filtered out by modular filtering
  - package python2-six-1.10.0-9.el7ost.noarch is filtered out by modular filtering\
 Problem 2: cannot install both glibc-2.17-260.el7_6.4.x86_64 and glibc-2.28-101.el8.x86_64
  - cannot install the best update candidate for package nss_db-2.28-101.el8.x86_64
  - cannot install the best update candidate for package glibc-2.28-101.el8.x86_64