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git-history(1)
==============

NAME
----
git-history - EXPERIMENTAL: Rewrite history of the current branch

SYNOPSIS
--------
[synopsis]
git history reword <commit>
git history split <commit> [--] [<pathspec>...]

DESCRIPTION
-----------

Rewrite history by rearranging or modifying specific commits in the
history.

THIS COMMAND IS EXPERIMENTAL. THE BEHAVIOR MAY CHANGE.

This command is similar to linkgit:git-rebase[1] and uses the same
underlying machinery. You should use rebases if you want to reapply a range of
commits onto a different base, or interactive rebases if you want to edit a
range of commits.

Note that this command does not (yet) work with histories that contain
merges. You should use linkgit:git-rebase[1] with the `--rebase-merges`
flag instead.

COMMANDS
--------

Several commands are available to rewrite history in different ways:

`reword <commit>`::
	Rewrite the commit message of the specified commit. All the other
	details of this commit remain unchanged. This command will spawn an
	editor with the current message of that commit.

`split <commit> [--] [<pathspec>...]`::
	Interactively split up <commit> into two commits by choosing
	hunks introduced by it that will be moved into the new split-out
	commit. These hunks will then be written into a new commit that
	becomes the parent of the previous commit. The original commit
	stays intact, except that its parent will be the newly split-out
	commit.
+
The commit message of the new commit will be asked for by launching the
configured editor. Authorship of the commit will be the same as for the
original commit.
+
If passed, _<pathspec>_ can be used to limit which changes shall be split out
of the original commit. Files not matching any of the pathspecs will remain
part of the original commit. For more details, see the 'pathspec' entry in
linkgit:gitglossary[7].
+
It is invalid to select either all or no hunks, as that would lead to
one of the commits becoming empty.

CONFIGURATION
-------------

include::includes/cmd-config-section-all.adoc[]

include::config/sequencer.adoc[]

EXAMPLES
--------

Split a commit
~~~~~~~~~~~~~~

----------
$ git log --stat --oneline
3f81232 (HEAD -> main) original
 bar | 1 +
 foo | 1 +
 2 files changed, 2 insertions(+)

$ git history split HEAD
diff --git a/bar b/bar
new file mode 100644
index 0000000..5716ca5
--- /dev/null
+++ b/bar
@@ -0,0 +1 @@
+bar
(1/1) Stage addition [y,n,q,a,d,e,p,?]? y

diff --git a/foo b/foo
new file mode 100644
index 0000000..257cc56
--- /dev/null
+++ b/foo
@@ -0,0 +1 @@
+foo
(1/1) Stage addition [y,n,q,a,d,e,p,?]? n

$ git log --stat --oneline
7cebe64 (HEAD -> main) original
 foo | 1 +
 1 file changed, 1 insertion(+)
d1582f3 split-out commit
 bar | 1 +
 1 file changed, 1 insertion(+)
----------

GIT
---
Part of the linkgit:git[1] suite