Hard Link - Windows
This can save gigabytes in monorepos. But be careful: running git gc in one repo will affect the other if hard links are used.
mklink /h C:\Users\hardlink.txt C:\Documents\original.txt windows hard link
When using WSL, files stored in \\wsl$\ are actually on a virtual filesystem. Hard links don't work across the Linux/Windows boundary, but within a Windows NTFS drive, hard links are fully supported. Useful for deduplicating build artifacts between WSL and native Windows tools. This can save gigabytes in monorepos