Some experimentation suggests that it's actually `git-command` (with a hyphen, not an underscore). This is consistent with the man pages, where, for example, one asks for `man git-add`.
EDIT: Not to take away from this handy tip, which I didn't know. I guess one can view it as a sort of souped-up alias.
EDIT: Not to take away from this handy tip, which I didn't know. I guess one can view it as a sort of souped-up alias.