fetch: add fetch.writeCommitGraph config setting

diff --git a/t/t6501-freshen-objects.sh b/t/t6501-freshen-objects.sh
index 033871ee5f35c1a143aec6d2b30c5116bf3f94f5..f30b4849b64ea8bd79a82117333b0f7f225def63 100755 (executable)
--- a/t/t6501-freshen-objects.sh
+++ b/t/t6501-freshen-objects.sh
@@ -137,7 +137,7 @@ test_expect_success 'do not complain about existing broken links (commit)' '
        some message
        EOF
        commit=$(git hash-object -t commit -w broken-commit) &&
-       git gc 2>stderr &&
+       git gc -q 2>stderr &&
        verbose git cat-file -e $commit &&
        test_must_be_empty stderr
 '
@@ -147,7 +147,7 @@ test_expect_success 'do not complain about existing broken links (tree)' '
        100644 blob 0000000000000000000000000000000000000003    foo
        EOF
        tree=$(git mktree --missing <broken-tree) &&
-       git gc 2>stderr &&
+       git gc -q 2>stderr &&
        git cat-file -e $tree &&
        test_must_be_empty stderr
 '
@@ -162,7 +162,7 @@ test_expect_success 'do not complain about existing broken links (tag)' '
        this is a broken tag
        EOF
        tag=$(git hash-object -t tag -w broken-tag) &&
-       git gc 2>stderr &&
+       git gc -q 2>stderr &&
        git cat-file -e $tag &&
        test_must_be_empty stderr
 '