Pulling image from docker.io fails with "You have reached your pull rate limit"

Issue

• Pulling an image from docker.io fails with You have reached your pull rate limit:

  # docker pull docker.io/httpd:2.4.43
  
  Trying to pull repository docker.io/library/httpd ... 
  toomanyrequests: You have reached your pull rate limit. You may increase the limit by authenticating and upgrading: https://www.docker.com/increase-rate-limit
  

• The oc new-app command shows You have reached your pull rate limit pulling image from docker.io:

  #  oc new-app docker.io/httpd:2.4.43
  
  warning: Cannot find git. Ensure that it is installed and in your path. Git is required to work with git repositories.
  W1126 04:11:40.166284   23837 dockerimagelookup.go:237] container image registry lookup failed: docker.io/library/httpd:2.4.43: toomanyrequests: You have reached your pull rate limit. You may increase the limit by authenticating and upgrading: https://www.docker.com/increase-rate-limit
  error:  local file access failed with: stat docker.io/httpd:2.4.43: no such file or directory
  error: unable to locate any images in image streams, templates loaded in accessible projects, template files, local docker images with name "docker.io/httpd:2.4.43"
  [...]