If the defendant be found to be in possession of the property in question at the time of the service of process upon him, and if he shall conceal said property or dispose of the same, or fail to have the same within the jurisdiction of the court for such final judgment as may be rendered by the court in said replevin action, upon the return day of process herein, he shall be subject to penalties of contempt, upon motion of the plaintiff or order of the court.