Can't build from source on WSL

[ExpHP]

Trying to build using Windows Subsystem for Linux. This is odd:

This is even more odd:

[ exp @ 22:03:36 ] (master) /mnt/f/asd/clone/rsp2/target/debug/build/lammps-sys-e860d6dc26d88121/out/lammps
$ ls
LICENSE  README  cmake  doc  lib

Where's... where's the src directory!?

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I went and tried using the cmake build system to manually build lammps, and it worked just fine, so... yeah. Uhm... something's up.