qa_crowbarsetup: refactor adding repos
qa_crowbarsetup: refactor adding repos

SUSE-Cloud/automation,gosipyan/automation,SUSE-Cloud/automation,vmoravec/automation,aspiers/automation,vmoravec/automation,gosipyan/automation,gosipyan/automation,SUSE-Cloud/automation,SUSE-Cloud/automation,aspiers/automation,aspiers/automation,vmoravec/automation,gosipyan/automation,vmoravec/automation,aspiers/automation