fatal: Could not parse object 'd3acf327e27a994d1d5b34450110df30ce4eadd7'.
From https://github.com/NASA-Tensegrity-Robotics-Toolkit/NTRTsim
 * branch            master     -> FETCH_HEAD
HEAD is now at d3acf32 Fixed CMakeLists for /dev/bgigous
d3acf327e27a994d1d5b34450110df30ce4eadd7