Install using Powershell to run install.ps1
@"%SystemRoot%\System32\WindowsPowerShell\v1.0\powershell.exe" -NoProfile -InputFormat None -ExecutionPolicy Bypass -Command "iex ((New-Object System.Net.WebClient).DownloadString('https://github.com/nijave/borg-windows-package/releases/latest/download/install.ps1'))"
Update cygwin (from Windows)
C:\tools\cygwin\cygwinsetup.exe --no-desktop --no-shortcuts --no-startmenu --quiet-mode
Upgrade borgbackup
rm borgbackup*.whl
LATEST_WHL=$(curl -s https://api.github.com/repos/nijave/borg-windows-package/releases/latest | grep -E "https://.*?\.whl" | cut -d '"' -f 4)
curl -LO "$LATEST_WHL"
pip install -U borgbackup*.whl borgmatic