diff --git a/models/fixtures/lfs_meta_object.yml b/models/fixtures/lfs_meta_object.yml
index 1c29e02d44..cef4824d64 100644
--- a/models/fixtures/lfs_meta_object.yml
+++ b/models/fixtures/lfs_meta_object.yml
@@ -9,7 +9,7 @@
 
 -
 
-  id: 2
+  id: 2 # this is an LFS orphan object
   oid: 2eccdb43825d2a49d99d542daa20075cff1d97d9d2349a8977efe9c03661737c
   size: 107
   repository_id: 54
diff --git a/modules/git/object_id_test.go b/modules/git/object_id_test.go
index 1ad40096a0..6f365d6b19 100644
--- a/modules/git/object_id_test.go
+++ b/modules/git/object_id_test.go
@@ -18,4 +18,8 @@ func TestIsValidSHAPattern(t *testing.T) {
 	assert.False(t, h.IsValid("abc"))
 	assert.False(t, h.IsValid("123g"))
 	assert.False(t, h.IsValid("some random text"))
+
+	assert.Equal(t, "79ee38a6416c1ede423ec7ee0a8639ceea4aad22", ComputeBlobHash(Sha1ObjectFormat, []byte("some random blob")).String())
+	assert.Equal(t, "d5c6407415d85df49592672aa421aed39b9db5e3", ComputeBlobHash(Sha1ObjectFormat, []byte("same length blob")).String())
+	assert.Equal(t, "df0b5174ed06ae65aea40d43316bcbc21d82c9e3158ce2661df2ad28d7931dd6", ComputeBlobHash(Sha256ObjectFormat, []byte("some random blob")).String())
 }
diff --git a/services/repository/lfs_test.go b/services/repository/lfs_test.go
index ee0b8f6b89..52ee05a147 100644
--- a/services/repository/lfs_test.go
+++ b/services/repository/lfs_test.go
@@ -28,9 +28,13 @@ func TestGarbageCollectLFSMetaObjects(t *testing.T) {
 	err := storage.Init()
 	assert.NoError(t, err)
 
-	repo, err := repo_model.GetRepositoryByOwnerAndName(db.DefaultContext, "user2", "repo1")
+	repo, err := repo_model.GetRepositoryByOwnerAndName(db.DefaultContext, "user2", "lfs")
 	assert.NoError(t, err)
 
+	validLFSObjects, err := db.GetEngine(db.DefaultContext).Count(git_model.LFSMetaObject{RepositoryID: repo.ID})
+	assert.NoError(t, err)
+	assert.Greater(t, validLFSObjects, int64(1))
+
 	// add lfs object
 	lfsContent := []byte("gitea1")
 	lfsOid := storeObjectInRepo(t, repo.ID, &lfsContent)
@@ -39,13 +43,18 @@ func TestGarbageCollectLFSMetaObjects(t *testing.T) {
 	err = repo_service.GarbageCollectLFSMetaObjects(context.Background(), repo_service.GarbageCollectLFSMetaObjectsOptions{
 		AutoFix:                 true,
 		OlderThan:               time.Now().Add(7 * 24 * time.Hour).Add(5 * 24 * time.Hour),
-		UpdatedLessRecentlyThan: time.Now().Add(7 * 24 * time.Hour).Add(3 * 24 * time.Hour),
+		UpdatedLessRecentlyThan: time.Time{}, // ensure that the models/fixtures/lfs_meta_object.yml objects are considered as well
+		LogDetail:               t.Logf,
 	})
 	assert.NoError(t, err)
 
 	// lfs meta has been deleted
 	_, err = git_model.GetLFSMetaObjectByOid(db.DefaultContext, repo.ID, lfsOid)
 	assert.ErrorIs(t, err, git_model.ErrLFSObjectNotExist)
+
+	remainingLFSObjects, err := db.GetEngine(db.DefaultContext).Count(git_model.LFSMetaObject{RepositoryID: repo.ID})
+	assert.NoError(t, err)
+	assert.Equal(t, validLFSObjects-1, remainingLFSObjects)
 }
 
 func storeObjectInRepo(t *testing.T, repositoryID int64, content *[]byte) string {