бобик сдох or бобик издох {informal}
bobik zdokh orbobik iz`dokh
{literally} the doggy is (already) dead.
~it's over.
Abt. sth. that is too late to be worried or cared about.
— С сегодняшнего дня перестаем работать над текущим проектом. Все "бобик издох", проект отменен. — Stop working on the current project from now on. It has been canceled, so it's over now.