diff --git a/hgext/convert/__init__.py b/hgext/convert/__init__.py
--- a/hgext/convert/__init__.py
+++ b/hgext/convert/__init__.py
@@ -337,6 +337,9 @@ def convert(ui, src, dest=None, revmapfi
         ``convert.git.remoteprefix`` as a prefix followed by a /. The default
         is 'remote'.
 
+    :convert.git.saverev: whether to store the original Git commit ID in the
+        metadata of the destination commit. The default is True.
+
     :convert.git.skipsubmodules: does not convert root level .gitmodules files
         or files with 160000 mode indicating a submodule. Default is False.
 
diff --git a/hgext/convert/git.py b/hgext/convert/git.py
--- a/hgext/convert/git.py
+++ b/hgext/convert/git.py
@@ -322,11 +322,13 @@ class convert_git(common.converter_sourc
         tzs, tzh, tzm = tz[-5:-4] + "1", tz[-4:-2], tz[-2:]
         tz = -int(tzs) * (int(tzh) * 3600 + int(tzm))
         date = tm + " " + str(tz)
+        saverev = self.ui.configbool('convert', 'git.saverev', True)
 
         c = common.commit(parents=parents, date=date, author=author,
                           desc=message,
                           rev=version,
-                          extra=extra)
+                          extra=extra,
+                          saverev=saverev)
         return c
 
     def numcommits(self):
diff --git a/tests/test-convert-git.t b/tests/test-convert-git.t
--- a/tests/test-convert-git.t
+++ b/tests/test-convert-git.t
@@ -928,3 +928,58 @@ Converting multiple extras works
   
   
 
+convert.git.saverev can be disabled to prevent convert_revision from being written
+
+  $ hg convert --config convert.git.saverev=false gitextras hgextras4
+  initializing destination hgextras4 repository
+  scanning source...
+  sorting...
+  converting...
+  1 initial
+  0 message with extras
+  updating bookmarks
+
+  $ hg -R hgextras4 log --debug -r 1
+  changeset:   1:1dcaf4ffe5bee43fa86db2800821f6f0af212c5c
+  bookmark:    master
+  tag:         tip
+  phase:       draft
+  parent:      0:a13935fec4daf06a5a87a7307ccb0fc94f98d06d
+  parent:      -1:0000000000000000000000000000000000000000
+  manifest:    0:6a3df4de388f3c4f8e28f4f9a814299a3cbb5f50
+  user:        test <test@example.com>
+  date:        Sun Sep 09 01:46:40 2001 +0000
+  extra:       branch=default
+  description:
+  message with extras
+  
+  
+
+convert.git.saverev and convert.git.extrakeys can be combined to preserve
+convert_revision from source
+
+  $ hg convert --config convert.git.saverev=false --config convert.git.extrakeys=convert_revision gitextras hgextras5
+  initializing destination hgextras5 repository
+  scanning source...
+  sorting...
+  converting...
+  1 initial
+  0 message with extras
+  updating bookmarks
+
+  $ hg -R hgextras5 log --debug -r 1
+  changeset:   1:574d85931544d4542007664fee3747360e85ee28
+  bookmark:    master
+  tag:         tip
+  phase:       draft
+  parent:      0:a13935fec4daf06a5a87a7307ccb0fc94f98d06d
+  parent:      -1:0000000000000000000000000000000000000000
+  manifest:    0:6a3df4de388f3c4f8e28f4f9a814299a3cbb5f50
+  user:        test <test@example.com>
+  date:        Sun Sep 09 01:46:40 2001 +0000
+  extra:       branch=default
+  extra:       convert_revision=0000aaaabbbbccccddddeeee
+  description:
+  message with extras
+  
+  
diff --git a/tests/test-convert.t b/tests/test-convert.t
--- a/tests/test-convert.t
+++ b/tests/test-convert.t
@@ -279,6 +279,9 @@
                     remote refs are converted as bookmarks with
                     "convert.git.remoteprefix" as a prefix followed by a /. The
                     default is 'remote'.
+      convert.git.saverev
+                    whether to store the original Git commit ID in the metadata
+                    of the destination commit. The default is True.
       convert.git.skipsubmodules
                     does not convert root level .gitmodules files or files with
                     160000 mode indicating a submodule. Default is False.