diff --git a/argv.go b/argv.go
index aeae447..4551c76 100644
--- a/argv.go
+++ b/argv.go
@@ -24,6 +24,7 @@ type args struct {
 	List       *FindCmd     `arg:"subcommand:list"                      help:"print a table of the current repos"`
 	Patch      *PatchCmd    `arg:"subcommand:patch"                     help:"make patchsets"`
 	GitPull    *FindCmd     `arg:"subcommand:pull"                      help:"run 'git pull'"`
+	Sync       *SyncCmd     `arg:"subcommand:sync"                      help:"sync repos with upstream"`
 	URL        string       `arg:"--connect"                            help:"forge url"`
 	All        bool         `arg:"--all"                                help:"git commit --all"`
 	Build      string       `arg:"--build"                              help:"build a repo"`
@@ -91,6 +92,11 @@ type CheckoutCmd struct {
 	Master *FindCmd `arg:"subcommand:master"                    help:"git checkout master"`
 }
 
+type SyncCmd struct {
+	Clean *EmptyCmd `arg:"subcommand:clean"                      help:"sync everything to upstream master"`
+	User  *EmptyCmd `arg:"subcommand:user"                       help:"sync everything to user"`
+}
+
 type DirtyCmd struct {
 }
 
diff --git a/argvAutoshell.go b/argvAutoshell.go
index 3b8c98d..e9dbd9e 100644
--- a/argvAutoshell.go
+++ b/argvAutoshell.go
@@ -51,6 +51,8 @@ func (args) doBashAuto() {
 		fmt.Println("--force")
 	case "devel":
 		fmt.Println("--force")
+	case "sync":
+		fmt.Println("clean user --force")
 	case "master":
 		fmt.Println("")
 	case "verify":
@@ -58,7 +60,7 @@ func (args) doBashAuto() {
 	default:
 		if argv.BashAuto[0] == ARGNAME {
 			// list the subcommands here
-			fmt.Println("--bash list checkout clean commit config dirty fetch patch pull")
+			fmt.Println("--bash list checkout clean commit config dirty fetch patch pull sync")
 		}
 	}
 	os.Exit(0)
diff --git a/doSync.go b/doSync.go
new file mode 100644
index 0000000..a6bb284
--- /dev/null
+++ b/doSync.go
@@ -0,0 +1,73 @@
+// Copyright 2017-2025 WIT.COM Inc. All rights reserved.
+// Use of this source code is governed by the GPL 3.0
+
+package main
+
+import (
+	"fmt"
+	"time"
+
+	"go.wit.com/lib/gui/shell"
+	"go.wit.com/lib/protobuf/forgepb"
+	"go.wit.com/log"
+)
+
+// trys to figure out if there is still something to update
+
+func doSync() error {
+	if argv.Sync.Clean != nil {
+		return doSyncClean()
+	}
+	if argv.Sync.User != nil {
+		return doSyncUser()
+	}
+
+	return fmt.Errorf("nothing to do")
+}
+
+func doSyncClean() error {
+	me.argvCheckoutMaster = true
+	me.forge.Config.Mode = forgepb.ForgeMode_MASTER
+	me.forge.Config.ConfigSave()
+
+	if err := doCheckoutShared(); err != nil {
+		return err
+	}
+
+	if _, _, _, err := IsEverythingOnMaster(); err != nil {
+		log.Info("Not all repos are on the master branch")
+		return err
+	}
+
+	if err := doCleanUser(); err != nil {
+		badExit(err)
+	}
+
+	if err := doCleanDevel(); err != nil {
+		badExit(err)
+	}
+
+	now := time.Now()
+	pullcount := me.forge.RillFuncError(rillPull)
+	count := me.forge.RillReload()
+	if count != 0 {
+		me.forge.ConfigSave()
+	}
+
+	total, count, nope, _ := IsEverythingOnMaster()
+	log.Printf("Master branch check. %d total repos. (%d git pulled) (%d not on master branch) (%s) git pull total=%d\n", total, count, nope, shell.FormatDuration(time.Since(now)), pullcount)
+
+	return nil
+}
+
+func doSyncUser() error {
+	me.argvCheckoutUser = true
+	me.forge.Config.Mode = forgepb.ForgeMode_USER
+	me.forge.Config.ConfigSave()
+
+	if err := doCheckoutShared(); err != nil {
+		return err
+	}
+
+	return nil
+}
diff --git a/main.go b/main.go
index 6e63f12..2cf2ed9 100644
--- a/main.go
+++ b/main.go
@@ -91,6 +91,13 @@ func main() {
 		okExit("")
 	}
 
+	if argv.Sync != nil {
+		if err := doSync(); err != nil {
+			badExit(err)
+		}
+		okExit("")
+	}
+
 	if argv.Build != "" {
 		if err := doBuild(); err != nil {
 			badExit(err)