Repo sync failing with PLP0000: Importer indicated a failed response

Issue

• When attempting to sync Redhat repositories from the Satellite GUI, below Error message is displayed.

Yum Metadata: HTTPSConnectionPool(host='cdn.redhat.com', port=443): Read timed out.
Errors:
PLP0000: Importer indicated a failed response

Exception:
Katello::Errors::PulpError: PLP0000: Importer indicated a failed response
Backtrace:
/opt/theforeman/tfm/root/usr/share/gems/gems/katello-3.0.0.105/app/lib/actions/pulp/abstract_async_task.rb:121:in `block in external_task='
/opt/theforeman/tfm/root/usr/share/gems/gems/katello-3.0.0.105/app/lib/actions/pulp/abstract_async_task.rb:119:in `each'
/opt/theforeman/tfm/root/usr/share/gems/gems/katello-3.0.0.105/app/lib/actions/pulp/abstract_async_task.rb:119:in `external_task='
/opt/theforeman/tfm/root/usr/share/gems/gems/katello-3.0.0.105/app/lib/actions/pulp/repository/sync.rb:48:in `external_task='
/opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.13.3/lib/dynflow/action/polling.rb:98:in `poll_external_task_with_rescue'
/opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.13.3/lib/dynflow/action/polling.rb:21:in `run'
/opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.13.3/lib/dynflow/action/cancellable.rb:9:in `run'
/opt/theforeman/tfm/root/usr/share/gems/gems/katello-3.0.0.105/app/lib/actions/pulp/abstract_async_task.rb:45:in `run'
/opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.13.3/lib/dynflow/action.rb:506:in `block (3 levels) in execute_run'
/opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.13.3/lib/dynflow/middleware/stack.rb:26:in `call'
/opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.13.3/lib/dynflow/middleware/stack.rb:26:in `pass'
/opt/theforeman/tfm/root/usr/share/gems/gems/dynflow-0.8.13.3/lib/dynflow/middleware.rb:17:in `pass'