They can stand guard all they want.
Unless those ICE agents are handing out grocery and rent money, it's not going to matter. People are way more afraid of starvation and homelessness than they are of ICE at this point.
This is what Republicans don't understand now and Democrats didn't understand in 2024. Nothing motivates a voter more than poverty, and certainly not fear of masked douche bags. The poor are and have already been living under fascism for many years now, and in more than a few places people actually have a choice that is neither Republican nor centrist.