fatal: Could not parse object 'f5e5657379bf43cf49b8f1f9dc8f46d83a762b10'.
From https://github.com/NASA-Tensegrity-Robotics-Toolkit/NTRTsim
 * branch            master     -> FETCH_HEAD
HEAD is now at f5e5657 added "ultra-spine" files back in dev/
f5e5657379bf43cf49b8f1f9dc8f46d83a762b10