Requires specific approving legislation. When first approved for USAF a specific law enacted prohibitingesd F-22 FMS.
Additionally, FMS software security deletions would cost roughly one billion bucks.
If the law gets changed and Israel can afford it, and normal FMS processes are complete, it can happen.
While the president may approve that dale, he still needs to send congress a 36B notification and Congress has to change the law and then within 30-days act on the 36B notification (not disapprove the sale).
If you watched the video - all of the factors you mention are covered