fatal: Could not parse object 'ec6ded4245f6df3726667f8d4cdcf5bc0d7a0565'.
From https://github.com/NASA-Tensegrity-Robotics-Toolkit/NTRTsim
 * branch            master     -> FETCH_HEAD
HEAD is now at ec6ded4 Suppress compiler warnings associated with btInfinityMask
ec6ded4245f6df3726667f8d4cdcf5bc0d7a0565