fatal: Could not parse object '8b9ebf4718549b7f0b74aa620b4f3005ae11db1e'.
From https://github.com/NASA-Tensegrity-Robotics-Toolkit/NTRTsim
 * branch            master     -> FETCH_HEAD
HEAD is now at 8b9ebf4 Made target velocity and max tension more realistic
8b9ebf4718549b7f0b74aa620b4f3005ae11db1e