As the rumors swirled about a potential Brandon Aiyuk trade, the San Francisco 49ers reportedly had one in place. However, the star wide receiver rejected it. San Francisco and the Cleveland Browns had plans in place for a deal centered around Amari Cooper, NBC Sports Bay Area’s Matt Maiocco reported. The 49ers also would’ve received a second-round pick and a fifth-rounder in the deal. The problem, according to Maiocco, was that Cleveland wasn’t on Aiyuk’s list of preferred destinations. Therefore, the trade fell through. The Browns floated around as a potential destination for Aiyuk over the …