convert2rhel fails with "ValueError: too many values to unpack (expected 2)"

Issue

convert2rhel fails with:

ERROR - (ERROR) VALIDATE_PACKAGE_MANAGER_TRANSACTION.UNEXPECTED_ERROR: Unhandled exception was caught: too many values to unpack (expected 2)
Please file a bug at https://issues.redhat.com/ to have this fixed or a specific error message added.
Traceback: Traceback (most recent call last):
  File "/usr/lib/python3.6/site-packages/convert2rhel/actions/__init__.py", line 393, in run
    action.run()
  File "/usr/lib/python3.6/site-packages/convert2rhel/actions/pre_ponr_changes/transaction.py", line 46, in run
    validate_transaction=True,
  File "/usr/lib/python3.6/site-packages/convert2rhel/pkgmanager/handlers/dnf/__init__.py", line 210, in run_transaction
    self._perform_operations()
  File "/usr/lib/python3.6/site-packages/convert2rhel/pkgmanager/handlers/dnf/__init__.py", line 123, in _perform_operations
    name, arch = tuple(pkg.rsplit("."))
ValueError: too many values to unpack (expected 2)