They don't care. In their demented minds (especially now that their leader has dementia) all they care about is orangemanbad. Get him out, no matter what they have to do, legal or otherwise, then deal with the fallout later. That includes massive voting fraud, btw.
Bad news for them, the fallout is demanding something in return for their support. It's going to get ugly if Biden doesn't pander to BLM and AntiFA.
“Without the resounding support of Black people, we would be saddled with a very different electoral outcome. In short, Black people won this election,” wrote Cullors, 36. “Alongside Black-led organizations around the nation, Black Lives Matter invested heavily in this election. ‘Vote and Organize’ became our motto, and our electoral justice efforts reached more than 60 million voters.”
- Patrisse Cullors, co-founder BLM
https://nypost.com/2020/11/12/blm-co-founder-patrisse-cullors-requests-biden-harris-meeting/