feat: Add --remote (#1387)

Co-authored-by: anqiansong <anqiansong@bytedance.com>

tools/goctl/util/file_test.go

@@ -0,0 +1,23 @@
+package util
+
+import (
+	"os"
+	"path/filepath"
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+)
+
+func TestGetGitHome(t *testing.T) {
+	homeDir, err := os.UserHomeDir()
+	if err != nil {
+		return
+	}
+	actual, err := GetGitHome()
+	if err != nil {
+		return
+	}
+
+	expected := filepath.Join(homeDir, goctlDir, gitDir)
+	assert.Equal(t, expected, actual)
+}