040000 tree 2c0d95a440c335264a0f957e2cf88c70776ec1da	android
040000 tree c01f943f76ea9f8d6bc3ddd1c11f467db9b8c6de	linux
040000 tree c1e8a8a80236f2574e09b85352dcb0651de6c04d	openiotsdk
040000 tree e0e9b3cbbdeeb5e034478d33eb5302b1883204c2	tv-common