git clone https://github.com/ianpatt/common
git clone https://github.com/ianpatt/f4se
cmake -B common/build -S common -DCMAKE_INSTALL_PREFIX=extern common
cmake --build common/build --config Release --target install
cmake -B f4se/build -S f4se -DCMAKE_INSTALL_PREFIX=extern f4se
cmake --build f4se/build --config Release
Solution will be generated at f4se/build/umbrella.sln.