fatal: Could not parse object '886551cda2b5a8bb6d0fc15284196fec5ea4bb6f'.
From https://github.com/NASA-Tensegrity-Robotics-Toolkit/NTRTsim
 * branch            master     -> FETCH_HEAD
HEAD is now at 886551c Code now cleans up after its zombie processes.
886551cda2b5a8bb6d0fc15284196fec5ea4bb6f