fatal: Could not parse object 'a5fea6a5fb3540d212702ee8bb09a74e4c9ad47b'.
From https://github.com/NASA-Tensegrity-Robotics-Toolkit/NTRTsim
 * branch            master     -> FETCH_HEAD
HEAD is now at a5fea6a Added Crater files
a5fea6a5fb3540d212702ee8bb09a74e4c9ad47b