Maybe this applies to sports people.
Special residence requirement
To be eligible for the special residence requirement, you will need to provide additional documents with your application. Your application may be lodged and decided while you are overseas.
•If you are seeking to engage in activities that are supported by particular organisations, such as the Australian Olympic and Paralympics committees, Tennis Australia or a federal government agency, the following special residence requirement may apply to you.
Requirement: To meet the special resident requirement, you must have been living in Australia on a valid visa which allows permanent residency for 2 years immediately before you apply. During those 2 years you must have been lawfully present in Australia for at least 180 days, including at least 90 days of that time in the 12 months immediately before lodging your application.