Ohio State redshirt freshman offensive lineman Austin Siereveld made his first career start Saturday against Akron. Siereveld got the nod at left guard in place of an injured Donovan Jackson for the season opener at Ohio Stadium. The specifics of Jackson’s injury have yet to be announced, but Lettermen Row sources indicate the setback isn’t long term for the senior. Jackson, a first-team All-Big Ten selection in 2023 and now a three-year starter, came back for 2024 with a chance to improve his NFL Draft stock and help the Buckeyes’ O-Line return to a high level of play. As for his replacement,…