If plumbing operations fail, try porcelain

If we tried to fetch objects using plumbing commands but they failed,
try again using porcelain.

Signed-off-by: Konstantin Ryabitsev <konstantin@linuxfoundation.org>

1 files changed, 4 insertions, 1 deletions

diff --git a/grokmirror/fsck.py b/grokmirror/fsck.py
index 8414693..19cdca1 100755
--- a/grokmirror/fsck.py
+++ b/grokmirror/fsck.py
@@ -1084,7 +1084,10 @@ def fsck_mirror(config, force=False, repack_only=False, conn_only=False,
             if fetch:
                 grokmirror.lock_repo(obstrepo, nonblocking=False)
                 logger.info('    fetch: %s -> %s', gitdir, os.path.basename(obstrepo))
-                grokmirror.fetch_objstore_repo(obstrepo, childpath, use_plumbing=objstore_uses_plumbing)
+                success = grokmirror.fetch_objstore_repo(obstrepo, childpath, use_plumbing=objstore_uses_plumbing)
+                if not success and objstore_uses_plumbing:
+                    # Try using git porcelain
+                    grokmirror.fetch_objstore_repo(obstrepo, childpath)
                 grokmirror.unlock_repo(obstrepo)
 
             if gitdir not in manifest: