040000 tree fa93b9b126c095541632da7c5f28b4bcc5df757a	sky130_fd_io
040000 tree 625e9a0feb909947b95babd9bc3ea5f068939ffc	sky130_fd_pr
040000 tree 21df36b4a0a40370dedd428ccc0aaf5f415e28fa	sky130_fd_sc_hd
040000 tree 789dbc584b17c9fbc063bb23e7b597dea1f0d7ff	sky130_fd_sc_hvl
040000 tree ca076f97178c1944e406ca5ba5e97dc9d90a2211	sky130_ml_xx_hd