(1) When a judgment has been pronounced, a certified copy of the entry thereof in the register shall be forthwith furnished by the clerk to the officer whose duty it is to execute the judgment; and no other warrant or authority is necessary to justify or require its execution.
(2) The defendant may be arrested and detained in any county in the state by any peace officer and held for the authorities from the county to which the execution is directed. Time spent by the defendant in such detention shall be credited toward the term specified in the judgment.