and read the password from its STDOUT. See also the 'core.askpass'
option in linkgit:git-config[1].
+'GIT_CONFIG_NOSYSTEM'::
+ Whether to skip reading settings from the system-wide
+ `$(prefix)/etc/gitconfig` file. This environment variable can
+ be used along with `$HOME` and `$XDG_CONFIG_HOME` to create a
+ predictable environment for a picky script, or you can set it
+ temporarily to avoid using a buggy `/etc/gitconfig` file while
+ waiting for someone with sufficient permissions to fix it.
+
'GIT_FLUSH'::
If this environment variable is set to "1", then commands such
as 'git blame' (in incremental mode), 'git rev-list', 'git log',