He must have been informed before Warp Speed because in an EO in September of 2019 he changed vaccine to mRna.
January-August 2019: US led pandemic exercise Crimson Contagion. A Federal, State and Local pandemic simulation based on a virus from China, associated with bats.
September 2019: Vaccine and Pandemic Executive order changing from egg based to mRna.
October 2019: John Hopkins event 201 global simulation.
Mid January 2020 BionTech started project Lightspeed.
May 2020 Operation Warp Speed.
It appears coordinated for some time, plenty of time for him to be informed.
https://iem.com/pandemic-data-for-hhss-crimson-contagion-exercise/
https://www.biontech.com/int/en/home/covid-19/project-lightspeed.html