My SO is in the national guard trying to go active and his sergeant is telling him that if he goes active he would have…

My SO is in the national guard trying to go active and his sergeant is telling him that if he goes active he would have to pay back all the scholarship money he used...like really? Anyone do this and know if this is true? Cuz my dad who has done a switch like this before said it is untrue but looking for someone who is in more recent and done this