Create `<path>` and checkout `<branch>` into it. The new working directory
is linked to the current repository, sharing everything except working
-directory specific files such as HEAD, index, etc.
+directory specific files such as HEAD, index, etc. `-` may also be
+specified as `<branch>`; it is synonymous with `@{-1}`.
+
If `<branch>` is omitted and neither `-b` nor `-B` nor `--detached` used,
then, as a convenience, a new branch based at HEAD is created automatically,
+
If the last path components in the working tree's path is unique among
working trees, it can be used to identify worktrees. For example if
-you only have to working trees at "/abc/def/ghi" and "/abc/def/ggg",
+you only have two working trees, at "/abc/def/ghi" and "/abc/def/ggg",
then "ghi" or "def/ghi" is enough to point to the former working tree.
DETAILS