fatal: Could not parse object 'efb290717c2df7f6a73800f3442cdb358b4bf7f5'.
From https://github.com/NASA-Tensegrity-Robotics-Toolkit/NTRTsim
 * branch            master     -> FETCH_HEAD
HEAD is now at efb2907 Adding folder and header file for new models
efb290717c2df7f6a73800f3442cdb358b4bf7f5