git: fix 'cmd/git.exe' cannot launcher from symlink
git: fix 'cmd/git.exe' cannot launcher from symlink

Signed-off-by: Force Charlie <bd8a35fd84dc73a9f529787d26178deae025b6e9@outlook.com>

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