040000 tree cff572071a30d25d694bb9ccc44a14ad3c15e9fd	empty
040000 tree e2ac79be09671467a89bc901a57e641b162c0e82	longrunning
040000 tree e3c44bb19896eca387e78ea600f8d03a625fde23	model
040000 tree 78bfbec32cda48edad210ccde12c0a151a8b637e	simple