X-Git-Url: http://www.git.stargrave.org/?a=blobdiff_plain;f=Documentation%2Fpublic-inbox-index.pod;h=610dacbe7df9b2937dad1f2bd465842209e168da;hb=7c5ac90b309bbe76468055e8a9289664ef2dfe37;hp=2e0ff69322781633621f68378171c7054f189f91;hpb=666f1b8f5c7c76333df4e1296c1668abf04f210f;p=public-inbox.git

diff --git a/Documentation/public-inbox-index.pod b/Documentation/public-inbox-index.pod
index 2e0ff693..610dacbe 100644
--- a/Documentation/public-inbox-index.pod
+++ b/Documentation/public-inbox-index.pod
@@ -11,7 +11,7 @@ public-inbox-index [OPTIONS] INBOX_DIR
 public-inbox-index creates and updates the search, overview and
 NNTP article number database used by the read-only public-inbox
 HTTP and NNTP interfaces.  Currently, this requires
-L<DBD::SQlite> and L<DBI> Perl modules.  L<Search::Xapian>
+L<DBD::SQLite> and L<DBI> Perl modules.  L<Search::Xapian>
 is optional, only to support the PSGI search interface.
 
 Once the initial indices are created by public-inbox-index,
@@ -42,6 +42,13 @@ Xapian database.
 
 This does not touch the NNTP article number database.
 
+=item --prune
+
+Run L<git-gc(1)> to prune and expire reflogs if discontiguous history
+is detected.  This is intended to be used in mirrors after running
+L<public-inbox-edit(1)> or L<public-inbox-purge(1)> to ensure data
+is expunged from mirrors.
+
 =back
 
 =head1 FILES
@@ -52,8 +59,6 @@ C<$GIT_DIR/public-inbox/> directory.
 
 v2 repositories are described in L<public-inbox-v2-format>.
 
-=back
-
 =head1 ENVIRONMENT
 
 =over 8