fatal: Could not parse object '813380c6b8ffddbfc7d486f1b3b18649e0ded37a'.
From https://github.com/NASA-Tensegrity-Robotics-Toolkit/NTRTsim
 * branch            master     -> FETCH_HEAD
HEAD is now at 813380c Incorporates ./logs/ linking
813380c6b8ffddbfc7d486f1b3b18649e0ded37a