040000 tree 9a8ac481754f8f343cd00e67af211b3a7c668440	drc
040000 tree 17732f1711a79c0ac839192af1d29a84df8c98e8	models
040000 tree 4f2333565d5c3f5d51864016258088ab893ed30c	patches
040000 tree 532b1a742628c5a08962c1a0185302dd96075873	scripts
040000 tree b9fd9419f0083fdc6d6ce6011eb11f5399e2d535	sky130_fd_io
040000 tree 98d88f26be9a82a96e3862a23213372d350949ae	sky130_fd_sc_hd