Hooks are little scripts you can place in `$GIT_DIR/hooks`
directory to trigger action at certain points. When
-'git-init' is run, a handful example hooks are copied in the
+'git-init' is run, a handful of example hooks are copied into the
`hooks` directory of the new repository, but by default they are
all disabled. To enable a hook, rename it by removing its `.sample`
suffix.
default log message, and before the editor is started.
It takes one to three parameters. The first is the name of the file
-that the commit log message. The second is the source of the commit
+that contains the commit log message. The second is the source of the commit
message, and can be: `message` (if a `-m` or `-F` option was
given); `template` (if a `-t` option was given or the
configuration option `commit.template` is set); `merge` (if the
flag=1) or a file checkout (retrieving a file from the index, flag=0).
This hook cannot affect the outcome of 'git-checkout'.
+It is also run after 'git-clone', unless the --no-checkout (-n) option is
+used. The first parameter given to the hook is the null-ref, the second the
+ref of the new HEAD and the flag is always 1.
+
This hook can be used to perform repository validity checks, auto-display
differences from the previous HEAD if different, or set working dir metadata
properties.