No, they do not.
I have not met any atheists who mock religion, so this is a hard question to answer. It may be that the question is based on experiences when an atheist has mocked excessive piety, rather than religion itself. Or perhaps it is a defensive ploy in the face of assertive preaching, with the intention that the preacher leave the atheist alone rather than continue with a lost cause.
well what they they had to eat was mock everything really: mock goose, mock ham and even mock bread
mock means dan
mock
Alice Mock's birth name is Alice Dorothy Mock.
George Mock died in 2001.
mock clock, schlock clock
to mock
To mock means 'to make fun of' and "Mock" is used to mean practice or pretend, as in "Mock Exams", a "Mock Debate", a "Mock Trial", things students could do in a school in preparation, perhaps, for the real thing.
Those would be found at the Pearly Gates.
mock friendly - pretending to be friendly
Mock Chicken is made of poo