This is a law pertaining to extradition in the state of Wisconsin.CHAPTER 76UNIFORM ACTS IN CRIMINAL PROCEEDINGS(15)u2002Commitment to await requisition, bail. If from the examination before the judge it appears that the person held is the person charged with having committed the crime alleged and, except in cases arising under sub. (6), that the person held has fled from justice, the judge must, by a warrant reciting the accusation, commit the person held to the county jail for such a time not exceeding 30 days and specified in the warrant, as will enable the arrest of the accused to be made under a warrant of the governor on a requisition of the executive authority of the state having jurisdiction of the offense, unless the accused give bail as provided in sub. (16), or until the accused shallSo the answer to your question is 30 days is how long the defendant may be incarcerated.