Canon Rumors has updated their roadmap for both RF and RF-S lenses. Their roadmap from November of 2020 has turned out to be pretty accurate, so I think the likelihood of these lenses being announced at some point is as high as it can be.
Updated Roadmap
- Canon RF-S 11-22mm f/4-5.6 IS STM
- Canon RF-S super telephoto zoom.
- Canon RF-S fast prime.
- Canon TS-R 14mm f/4L
- Canon TS-R 24mm f/3.5L
- Canon RF 24mm f/1.4L USM
- Canon RF 35mm f/1.2 or f/1.4L USM
- Canon RF 200-500mm f/4L IS USM
- Canon RF 70-200mm f/2.8L IS USM (Internal Zoom)
- Canon RF 10-24mm f/4L USM