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040000 tree 60e9a6de14a47a0f69a706c715eccdb3d989b14f	canaan
040000 tree 9d32459db5fd06e9bb7171bddd0732cebbcd23cc	microchip
040000 tree acfdbea32d183464fbb1e7f8024c7442d55577c2	sifive