By the nature of blockchain, it's never, ever your crypto. It's allocated to whichever bucket the majority of participants in a given network agree to allocate it to.
The Bitcoin mining network is somewhere around 1000 EH/s, while the (AI assisted research ahead) 34.5 million H100-equivalent GPUs globally would yield about 0.435 EH/s. They'd represent less than 0.05% of the Bitcoin network.