040000 tree 0ce62d5d727190661f8eb744d98ce520b77f1c0f	sky130_fd_io
040000 tree 505bee93d1d3e118289332306030caff7146e285	sky130_fd_pr
040000 tree a10491b20c71a9d6895b829c0b7e198c8872dc63	sky130_fd_sc_hd
040000 tree 1355ad1e8a4ba4813ef0a8114972dcbedf621ddb	sky130_fd_sc_hvl
040000 tree cfc8678dc2b320da9fd0d34f9799e0c0023c90c8	sky130_ml_xx_hd