I hope someone has archived the repository so it can be hosted somewhere where those ridiculous Western copyright and patent laws don't apply.
Should have hosted it on Radicle, with the main node served over Tor.
Frankly all RE and emulation projects should at least have a mirror there.
This is going to cause Striesand Effect.
Thousands of developers are going to do this now.
I just checked and there are some forks around you could salvage the original work from. I won’t post the links but I’m sure those motivated enough can find them.