Well, if they want to, they will do it at exactly 07:01 AM. And they'll come in masked, with axes, hammers, shotguns, vests and everything. Also there will be 20 seconds before the first knock on the door and there being no door. You should answer half-naked, you can dress later, you can't re-materialize your door later.
Been there, done that! Not because of mining but for drugs. Yes, they came at 7:01 AM, but they knocked on the door. Europe is more civilized than north america, that's granted