Without knowing what the charges are, we would say that if it was a violation that didn't cause a new charge to be added, the worst case would be that he does the balance of the original sentence at the original facility he was serving time. The alternative could be anything less than that incrementally - maybe light time served?
https://www.inmateaid.com/ask-the-inmate/my-fiance-violated-the-terms-of-his-transitional-leave-how-much-time-will-he-serve#answer
Accepted Answer Date Created: July 31,2016