040000 tree 9a8ac481754f8f343cd00e67af211b3a7c668440	drc
040000 tree 2b33506daa0bdcf86bc93f94b90685ba36ca7c58	models
040000 tree 09f974511ca021115c232cc1ce07932a741da7ca	patches
040000 tree fe8e1014519ef66ec0e7f97bf7aed25e73c61b80	scripts
040000 tree 70faa8a99e30366ee69d8a7137b843553b810039	sky130_fd_io
040000 tree 144b9f127141ec531068833e3355896b0bc6c6e7	sky130_fd_pr
040000 tree 36bddf421cd9e86b97624f0721de25cb45ade31b	sky130_fd_sc_hd