fatal: Could not parse object '4232e5091d607d3082ca6fcb58907c04060134da'.
From https://github.com/NASA-Tensegrity-Robotics-Toolkit/NTRTsim
 * branch            master     -> FETCH_HEAD
HEAD is now at 4232e50 Make abstract marker a forward declaration in tgModel.h
4232e5091d607d3082ca6fcb58907c04060134da