git-update-ref: add --no-deref option for overwriting/detaching ref

diff --git a/Documentation/git-fast-import.txt b/Documentation/git-fast-import.txt
index a7d255d39f5961d7df95c448771974da40b9d275..8d06775a6bd5f4ac8bd5a20fba67f76c121380ee 100644 (file)
--- a/Documentation/git-fast-import.txt
+++ b/Documentation/git-fast-import.txt
@@ -62,7 +62,18 @@ OPTIONS
        Dumps the internal marks table to <file> when complete.
        Marks are written one per line as `:markid SHA-1`.
        Frontends can use this file to validate imports after they
-       have been completed.
+       have been completed, or to save the marks table across
+       incremental runs.  As <file> is only opened and truncated
+       at checkpoint (or completion) the same path can also be
+       safely given to \--import-marks.
+
+--import-marks=<file>::
+       Before processing any input, load the marks specified in
+       <file>.  The input file must exist, must be readable, and
+       must use the same format as produced by \--export-marks.
+       Multiple options may be supplied to import more than one
+       set of marks.  If a mark is defined to different values,
+       the last file wins.
 
 --export-pack-edges=<file>::
        After creating a packfile, print a line of data to
@@ -537,7 +548,6 @@ lightweight (non-annotated) tags see the `reset` command below.
        'from' SP <committish> LF
        'tagger' SP <name> SP LT <email> GT SP <when> LF
        data
-       LF
 ....
 
 where `<name>` is the name of the tag to create.