The implication is that the sanction, which caused the removal of the code, is violating free speech. Github doesn't have a choice in removing it if they want to avoid getting sued.
> 4) Sanctioned entity files a First Amendment claim to have the sanction invalidated.
This should instead be "sanctioned entity files a first amendment claim to allow the dummy content to be freely hosted on the internet without punishment
1) I reach out to all possible sanctioned entities and offer to host dummy content.
2) At some point in the future they become sanctioned.
3) Under threat of sanction I then remove the content.
4) Sanctioned entity files a First Amendment claim to have the sanction invalidated.