040000 tree 2a172b2301dfd1d17e8c006d3a066d7a162a6ce4	sky130_fd_io
040000 tree b09c08993ca0c3ac9c86c0a5ab9da690bab96cbb	sky130_fd_pr
040000 tree e40c8ab9ca2eb343896ca50853b1593a95fee8af	sky130_fd_sc_hd
040000 tree 789dbc584b17c9fbc063bb23e7b597dea1f0d7ff	sky130_fd_sc_hvl
040000 tree ca076f97178c1944e406ca5ba5e97dc9d90a2211	sky130_ml_xx_hd