[PATCH] doc: mention `git -c` in git-config(1)

Signed-off-by: David Glasser <redacted>
---
 Documentation/git-config.txt | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/Documentation/git-config.txt b/Documentation/git-config.txt
index f163113..83f86b9 100644
--- a/Documentation/git-config.txt
+++ b/Documentation/git-config.txt

@@ -263,6 +263,9 @@ The files are read in the order given above, with

last value found taking
 precedence over values read earlier.  When multiple values are taken then all
 values of a key from all files will be used.

+You may override individual configuration parameters when running any git
+command by using the `-c` option. See linkgit:git[1] for details.
+
 All writing options will per default write to the repository specific
 configuration file. Note that this also affects options like `--replace-all`
 and `--unset`. *'git config' will only ever change one file at a time*.
-- 
2.8.1