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-rw-r--r--Documentation/git-clone.txt8
1 files changed, 8 insertions, 0 deletions
diff --git a/Documentation/git-clone.txt b/Documentation/git-clone.txt
index fdccbd4cbe..2341881614 100644
--- a/Documentation/git-clone.txt
+++ b/Documentation/git-clone.txt
@@ -62,6 +62,14 @@ OPTIONS
.git/objects/info/alternates to share the objects
with the source repository. The resulting repository
starts out without any object of its own.
+ *NOTE*: this is a possibly dangerous operation; do *not* use
+ it unless you understand what it does. If you clone your
+ repository using this option, then delete branches in the
+ source repository and then run linkgit:git-gc[1] using the
+ '--prune' option in the source repository, it may remove
+ objects which are referenced by the cloned repository.
+
+
--reference <repository>::
If the reference repository is on the local machine