. at-open-brace `@{` is used as a notation to access a reflog entry.
-With the `--branch` option, it expands the ``previous branch syntax''
+With the `--branch` option, the command takes a name and checks if
+it can be used as a valid branch name (e.g. when creating a new
+branch). The rule `git check-ref-format --branch $name` implements
+may be stricter than what `git check-ref-format refs/heads/$name`
+says (e.g. a dash may appear at the beginning of a ref component,
+but it is explicitly forbidden at the beginning of a branch name).
+When run with `--branch` option in a repository, the input is first
+expanded for the ``previous branch syntax''
`@{-n}`. For example, `@{-1}` is a way to refer the last branch you
were on. This option should be used by porcelains to accept this
syntax anywhere a branch name is expected, so they can act as if you
--normalize::
Normalize 'refname' by removing any leading slash (`/`)
characters and collapsing runs of adjacent slashes between
- name components into a single slash. Iff the normalized
+ name components into a single slash. If the normalized
refname is valid then print it to standard output and exit
- with a status of 0. (`--print` is a deprecated way to spell
- `--normalize`.)
+ with a status of 0, otherwise exit with a non-zero status.
+ (`--print` is a deprecated way to spell `--normalize`.)
EXAMPLES