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-rw-r--r--include/git2/checkout.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/include/git2/checkout.h b/include/git2/checkout.h
index 6cf9ed8bd..4a9dbb021 100644
--- a/include/git2/checkout.h
+++ b/include/git2/checkout.h
@@ -313,6 +313,13 @@ GIT_EXTERN(int) git_checkout_init_options(
* Updates files in the index and the working tree to match the content of
* the commit pointed at by HEAD.
*
+ * Note that this is _not_ the correct mechanism used to switch branches;
+ * do not change your `HEAD` and then call this method, that would leave
+ * you with checkout conflicts since your working directory would then
+ * appear to be dirty. Instead, checkout the target of the branch and
+ * then update `HEAD` using `git_repository_set_head` to point to the
+ * branch you checked out.
+ *
* @param repo repository to check out (must be non-bare)
* @param opts specifies checkout options (may be NULL)
* @return 0 on success, GIT_EUNBORNBRANCH if HEAD points to a non