Use a color other than yellow or red for commits on a branch that doesn't have an upstream

pkg/commands/git_commands/commit_loader.go

@@ -546,7 +546,9 @@ func setCommitStatuses(unpushedCommitHashes *set.Set[string], unmergedCommitHash
 		}
 
 		if unmergedCommitHashes == nil || unmergedCommitHashes.Includes(commit.Hash()) {
-			if unpushedCommitHashes != nil && unpushedCommitHashes.Includes(commit.Hash()) {
+			if unpushedCommitHashes == nil {
+				commits[i].Status = models.StatusNone
+			} else if unpushedCommitHashes.Includes(commit.Hash()) {
 				commits[i].Status = models.StatusUnpushed
 			} else {
 				commits[i].Status = models.StatusPushed
@@ -569,7 +571,7 @@ func (self *CommitLoader) getReachableHashes(refName string, notRefNames []strin
 		DontLog().
 		RunWithOutputs()
 	if err != nil {
-		return set.New[string]()
+		return nil
 	}
 
 	return set.NewFromSlice(utils.SplitLines(output))

pkg/gui/presentation/commits.go

@@ -483,6 +483,8 @@ func getHashColor(
 	diffed := commit.Hash() != "" && commit.Hash() == diffName
 	hashColor := theme.DefaultTextColor
 	switch commit.Status {
+	case models.StatusNone:
+		hashColor = style.FgMagenta // or style.FgCyan
 	case models.StatusUnpushed:
 		hashColor = style.FgRed
 	case models.StatusPushed:
@@ -493,7 +495,6 @@ func getHashColor(
 		hashColor = style.FgBlue
 	case models.StatusReflog:
 		hashColor = style.FgBlue
-	default:
 	}
 
 	if diffed {