checkout: check for "Previous HEAD" notice in t2020

[git.git] / git-submodule.sh

diff --git a/git-submodule.sh b/git-submodule.sh
index bf110e9cb77a0e9930c427408e18d323db2c8916..d189a24c71c44806a9c1381e2a8e5993269e568a 100755 (executable)
--- a/git-submodule.sh
+++ b/git-submodule.sh
@@ -495,7 +495,7 @@ cmd_update()
                                # Run fetch only if $sha1 isn't present or it
                                # is not reachable from a ref.
                                (clear_local_git_env; cd "$path" &&
-                                       ((rev=$(git rev-list -n 1 $sha1 --not --all 2>/dev/null) &&
+                                       ( (rev=$(git rev-list -n 1 $sha1 --not --all 2>/dev/null) &&
                                         test -z "$rev") || git-fetch)) ||
                                die "Unable to fetch in submodule path '$path'"
                        fi