<repository> should be the name of a remote repository as
passed to linkgit:git-fetch[1]. <refspec> can name an
arbitrary remote ref (for example, the name of a tag) or even
-a collection of refs with corresponding remote tracking branches
+a collection of refs with corresponding remote-tracking branches
- (e.g., refs/heads/*:refs/remotes/origin/*), but usually it is
- the name of a branch in the remote repository.
+ (e.g., refs/heads/{asterisk}:refs/remotes/origin/{asterisk}),
+ but usually it is the name of a branch in the remote repository.
Default values for <repository> and <branch> are read from the
"remote" and "merge" configuration for the current branch