040000 tree 0908709534a18d45f3bfbe1fba8b0573ec470b7a	sky130_fd_io
040000 tree 3055b9ffd3de41e1d9ae1d95df5f24b66377a85f	sky130_fd_pr
040000 tree 9a63b6e7b91737a4c12cbe0de498d995c67bb56b	sky130_fd_sc_hd
040000 tree f8a707af475cf07f9cda8c2cc8705ab026518f43	sky130_fd_sc_hvl
040000 tree cfc8678dc2b320da9fd0d34f9799e0c0023c90c8	sky130_ml_xx_hd