040000 tree 529ddcb634a43f7f27ea77123aae2b694d10f5c1	sky130_fd_io
040000 tree bc61da11f68b26910a26cda285913e6c8b144ee1	sky130_fd_pr
040000 tree ef319281eefcf4efc5419d57bf15b56a496e2962	sky130_fd_sc_hd
040000 tree 4262d5a2a610733fdda234045f4a0d57a74d5ac7	sky130_fd_sc_hvl
040000 tree cfc8678dc2b320da9fd0d34f9799e0c0023c90c8	sky130_ml_xx_hd