diff options
Diffstat (limited to 'Documentation/git-checkout.txt')
| -rw-r--r-- | Documentation/git-checkout.txt | 35 |
1 files changed, 21 insertions, 14 deletions
diff --git a/Documentation/git-checkout.txt b/Documentation/git-checkout.txt index 4505eb6d84..b84ec26276 100644 --- a/Documentation/git-checkout.txt +++ b/Documentation/git-checkout.txt @@ -91,22 +91,29 @@ explicitly give a name with '-b' in such a case. details. --orphan:: - Create a new branch named <new_branch>, unparented to any other - branch. The new branch you switch to does not have any commit - and after the first one it will become the root of a new history - completely unconnected from all the other branches. + Create a new 'orphan' branch, named <new_branch>, started from + <start_point> and switch to it. The first commit made on this + new branch will have no parents and it will be the root of a new + history totally disconnected from all the other branches and + commits. + -When you use "--orphan", the index and the working tree are kept intact. -This allows you to start a new history that records set of paths similar -to that of the start-point commit, which is useful when you want to keep -different branches for different audiences you are working to like when -you have an open source and commercial versions of a software, for example. +The index and the working tree are adjusted as if you had previously run +"git checkout <start_point>". This allows you to start a new history +that records a set of paths similar to <start_point> by easily running +"git commit -a" to make the root commit. + -If you want to start a disconnected history that records set of paths -totally different from the original branch, you may want to first clear -the index and the working tree, by running "git rm -rf ." from the -top-level of the working tree, before preparing your files (by copying -from elsewhere, extracting a tarball, etc.) in the working tree. +This can be useful when you want to publish the tree from a commit +without exposing its full history. You might want to do this to publish +an open source branch of a project whose current tree is "clean", but +whose full history contains proprietary or otherwise encumbered bits of +code. ++ +If you want to start a disconnected history that records a set of paths +that is totally different from the one of <start_point>, then you should +clear the index and the working tree right after creating the orphan +branch by running "git rm -rf ." from the top level of the working tree. +Afterwards you will be ready to prepare your new files, repopulating the +working tree, by copying them from elsewhere, extracting a tarball, etc. -m:: --merge:: |