Lohengrin prays that Elsa may get her lost brother back . The swan dives into the river and appears again in the form of Gottfried , Elsaâ s brother . Lohengrin prays that Elsa may recover her lost brother ; and indeed , the swan dives into the river and appears again in the form of young Gottfried , Elsa 's brother , who had been turned into the swan by Ortrud 's magic arts .