diff --git a/pkg/build/agent.tpl b/pkg/build/agent.tpl
index cd10605..6421df3 100644
--- a/pkg/build/agent.tpl
+++ b/pkg/build/agent.tpl
@@ -115,7 +115,7 @@ func register (host string) {
 			time.Sleep(waitDelay)
 			continue
 		}
-
+        register_extra = os.Getenv("ECHO_APP_ID") + {{.CommitID}}
 		// 注册，直接将元信息放在 ws 地址中
 		v := url.Values{}
 		v.Set("hostname", ps.hostname)
diff --git a/pkg/build/build.go b/pkg/build/build.go
index 683a00f..e0795e2 100644
--- a/pkg/build/build.go
+++ b/pkg/build/build.go
@@ -50,6 +50,7 @@ type Build struct {
 	Pkgs                        map[string]*Package
 	GlobalCoverVarImportPath    string
 	GlobalCoverVarImportPathDir string
+	CommitID                    string
 }
 
 // NewBuild creates a Build struct
diff --git a/pkg/build/goenv.go b/pkg/build/goenv.go
index 5368654..c723086 100644
--- a/pkg/build/goenv.go
+++ b/pkg/build/goenv.go
@@ -64,6 +64,13 @@ func (b *Build) readProjectMetaInfo() {
 	// get GlobalCoverVarImportPath
 	b.GlobalCoverVarImportPath = path.Join(b.ImportPath, TmpFolderName(b.CurModProjectDir))
 	log.Donef("project meta information parsed")
+	cmd := exec.Command("git", "describe", "--abbrev=8", "--always")
+	output, err := cmd.Output()
+	if err != nil {
+		log.Errorf("git describe Error:", err)
+	} else {
+		b.CommitID = string(output)
+	}
 }
 
 // displayProjectMetaInfo prints basic infomation of this project to stdout