Merge branch 'V20220616' into fix-2144

routers/repo/cloudbrain.go

@@ -1150,6 +1150,7 @@ func CloudBrainDownloadModel(ctx *context.Context) {
 		ctx.ServerError("PresignedGetURL", err)
 		return
 	}
+	ctx.Resp.Header().Set("Cache-Control", "max-age=0")
 	http.Redirect(ctx.Resp, ctx.Req.Request, url, http.StatusMovedPermanently)
 }