fatal: Could not parse object 'da58dbb9b0030b499293331dbb9c82b992125d82'.
From https://github.com/NASA-Tensegrity-Robotics-Toolkit/NTRTsim
 * branch            master     -> FETCH_HEAD
HEAD is now at da58dbb Updates to ultra spine model. Starting a framework for better definition of spine vertebrae
da58dbb9b0030b499293331dbb9c82b992125d82