There's a limited edition Golf R 20 coming to celebrate 20 years of the R.
https://www.autocar.co.uk/car-news/new-cars/new-volkswagen-golf-r-20-years-most-powerful-production-golf
Some more information about the MK.8 versions..
https://www.autocar.co.uk/car-news/motor-shows-geneva-motor-show/new-volkswagen-golf-gtd-previewed-ahead-geneva-debut
This article asks if this is the GolfR mk8, spotted in South Africa.
https://m.wheels24.co.za/NewModels/vrrr-pah-the-new-golf-8-r-spotted-in-sa-ahead-of-its-2020-launch-20191129#menu