If CA seriously tries this, military action will be in order.
If CA's counties had electoral votes similar to the national Electoral College, it's a real good bet that the dhimmis would lose Sacramento too.
Certain areas like San Diego will not be amenable to being part of the new nation. The military assets there will guarantee that it remains part of Traditional America. Most of the other military zones the same. SF and LA will have a hard time getting control of the inland and northern areas. YesCalifornia needs to have a plan to transport its illegals all over the state to seed manpower strategically. Trouble is, will the wetbacks fight for the Tekks or will they drift away and wait for freebies to rain on them?