According to Sonyaddict, Sony is rumoured to announce a new FE 85mm f/1.2 GM lens this year.
“It looks like Sony will be updating the Sony FE 85mm f/1.4 GM soon with a Sony FE 85mm f/1.2 GM. It looks like a lot of glass is going to be updated in the near future with high megapixel cameras becoming increasingly desirable.”
Sony currently has the FE 85mm f/1.4 GM E-Mount lens.