notes: dry-run and verbose options for prune

diff --git a/Documentation/git-log.txt b/Documentation/git-log.txt
index 64bb879fedf5b79f29b04b2d164cf1bbf0d7f0c3..57aa57467537d38f2e3ddcd86f701a0ed74bb42f 100644 (file)
--- a/Documentation/git-log.txt
+++ b/Documentation/git-log.txt
@@ -119,6 +119,15 @@ git log master --not --remotes=*/master::
        Shows all commits that are in local master but not in any remote
        repository master branches.
 
+git log -p -m --first-parent::
+
+       Shows the history including change diffs, but only from the
+       "main branch" perspective, skipping commits that come from merged
+       branches, and showing full diffs of changes introduced by the merges.
+       This makes sense only when following a strict policy of merging all
+       topic branches when staying on a single integration branch.
+
+
 Discussion
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