Neb. Rev. Stat. § 29-745

If the accused is not arrested under warrant of the Governor by the expiration of the time specified in the warrant or bond, a judge or magistrate may discharge him or may recommit him for a further period not to exceed sixty days, or a judge or magistrate judge may again take bail for his appearance and surrender, as provided in section 29-744 , but within a period not to exceed sixty days after the date of such new bond.