fatal: Could not parse object 'c5c5dfe5056097a7ce6655c5fdf7ebf15a283524'.
From https://github.com/NASA-Tensegrity-Robotics-Toolkit/NTRTsim
 * branch            master     -> FETCH_HEAD
HEAD is now at c5c5dfe Changed a variable name in Brian's 3Prism example.
c5c5dfe5056097a7ce6655c5fdf7ebf15a283524