Build.sh can be used for Windows too, using MSYS2 UCRT64.
Data being packed was an unzipped copy of linux-master.zip fetched from GitHub unpacked with windows zip, selecting skip for the overlapping case files.
To be clear, you can run Pack as: `pack.exe ./linux-master/`
Data being packed was an unzipped copy of linux-master.zip fetched from GitHub unpacked with windows zip, selecting skip for the overlapping case files.