fatal: Could not parse object '8f760a3125bbe33c873f5e67bde4135902bc04c5'.
From https://github.com/NASA-Tensegrity-Robotics-Toolkit/NTRTsim
 * branch            master     -> FETCH_HEAD
HEAD is now at 8f760a3 Minor bug fix and modification.
8f760a3125bbe33c873f5e67bde4135902bc04c5