fixup! git: fix GIT_SKIP_DOCS handling
fixup! git: fix GIT_SKIP_DOCS handling

git-for-windows/MINGW-packages,JanSchulz/MINGW-packages,dscho/MINGW-packages,JanSchulz/MINGW-packages,vcgato29/MINGW-packages,JanSchulz/MINGW-packages,vcgato29/MINGW-packages,dscho/MINGW-packages,dscho/MINGW-packages,git-for-windows/MINGW-packages,dscho/MINGW-packages,dscho/MINGW-packages,vcgato29/MINGW-packages,git-for-windows/MINGW-packages