fatal: Could not parse object '7742a30affb1d10731cf7702b3172e7f7336515e'.
From https://github.com/NASA-Tensegrity-Robotics-Toolkit/NTRTsim
 * branch            master     -> FETCH_HEAD
HEAD is now at 7742a30 Add a few more details to the Python explanation
7742a30affb1d10731cf7702b3172e7f7336515e