export LC_ALL=en_US.UTF-8
export LANG=en_US.UTF-8
export LANGUAGE=en_US.UTF-8

S:>chcp 65001
Active code page: 65001
S:>"C:Program Files (x86)Gitbinsh.exe" --login -i
zarac@TOWELIE /z
cat /s/unicode.txt
cat: write error: Permission denied
zarac@TOWELIE /z
cat /s/nounicode.txt
abc
zarac@TOWELIE /z
L /s/unicode.txt
-rw-r--r--    1 zarac    Administ        7 May 18 10:30 /s/unicode.txt
zarac@TOWELIE /z
whoami
toweliezarac
zarac@TOWELIE /z
exit
Z:>type S:unicode.txt
abc£

C:WindowsSysWOW64cmd.exe /U /C "C:Program Files (x86)Gitbinsh.exe" --login -i

$ git --version

git version 2.8.0.windows.1

$cd ~

$ls

AppData/
'Application Data'@
Contacts/
Cookies@
Desktop/
Documents/
Downloads/
Favorites/
Links/
'Local Settings'@
NTUSER.DAT
.
.
.
''$'316244316261'' '$'316255316263316263317201316261317206316254'' '$'316274316277317205'@

$locale

LANG=en
LC_CTYPE="C"
LC_NUMERIC="C"
LC_TIME="C"
LC_COLLATE="C"
LC_MONETARY="C"
LC_MESSAGES="C"
LC_ALL=

$ LANG='C.UTF-8'

AppData/
'Application Data'@
Contacts/
Cookies@
Desktop/
Documents/
Downloads/
Favorites/
Links/
'Local Settings'@
NTUSER.DAT
.
.
.
'Τα έγγραφά μου'@

echo "ä"

$ echo -e "303244"
ä

$ php -r 'echo "xC3xA4";'
ä

#!/bin/bash

{ php.exe "$@" 2>&1 1>&3 | cat 1>&2; } 3>&1 | cat

$ php -r 'echo "xC3xA4";'
ä

$ git --version
git version 1.9.4.msysgit.1