That's the whole point of right-wing "anti-immigrant" hysteria - it has always been about the repression of the cheapest source of labour (even cheaper than carceral slavery). Hell, the dynamics of this is even perfectly articulated in the second book of the Old Testament.
But the goons doing the dirty work doesn't need to know that.
Christians have been accepting oppressors taking a piss on the teachings of JC since Constantine The (supposedly) "Great" did it all the way back in ancient times.