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040000 tree 9aa0094b8e1ecd2684db2dc310a4980f438a67e6	network-common
040000 tree 8d8ca28edcaebf064511e5f7ef92ab87b21919bc	network-shuffle
040000 tree 7077700e6b13b2077c000169c453bd3a7ca4d7be	network-yarn
040000 tree e5d9a1bc605dcfb930e1596631c91f35bf67f299	sketch
040000 tree 8a1593baefddc6bfb9df3a93fa81b4c8c825d351	tags
040000 tree d4b2eb4b57d96d243c9a525c33b26153aa07d723	unsafe