^^^^^^
The `from` command is used to specify the commit to initialize
this branch from. This revision will be the first ancestor of the
^^^^^^
The `from` command is used to specify the commit to initialize
this branch from. This revision will be the first ancestor of the
Omitting the `from` command in the first commit of a new branch
will cause fast-import to create that commit with no ancestor. This
Omitting the `from` command in the first commit of a new branch
will cause fast-import to create that commit with no ancestor. This
-Includes one additional ancestor commit. If the `from` command is
+Includes one additional ancestor commit. The additional ancestry
+link does not change the way the tree state is built at this commit.
+If the `from` command is
omitted when creating a new branch, the first `merge` commit will be
the first ancestor of the current commit, and the branch will start
out with no files. An unlimited number of `merge` commands per
omitted when creating a new branch, the first `merge` commit will be
the first ancestor of the current commit, and the branch will start
out with no files. An unlimited number of `merge` commands per