040000 tree 9a8ac481754f8f343cd00e67af211b3a7c668440	drc
040000 tree 17732f1711a79c0ac839192af1d29a84df8c98e8	models
040000 tree d9b1ba8046549e41e59644763636a36d0d2f3ca1	scripts
040000 tree c2994f22f5f7dbb8b2e14ee9df7274919cfe34dc	sky130_fd_io
040000 tree a2a483b403eb3c41d01d20836bcd8690f13c1a3b	sky130_fd_sc_hd