diff --git a/autospec/build.py b/autospec/build.py
index 67db5aa..6ca5e16 100644
--- a/autospec/build.py
+++ b/autospec/build.py
@@ -285,7 +285,7 @@ class Build(object):
             mockopts,
         ]
 
-        if not cleanup and self.must_restart == 0 and self.file_restart > 0 and set(filemanager.excludes) == set(filemanager.manual_excludes):
+        if config.config_opts.get('avoid_rebuild') and not cleanup and self.must_restart == 0 and self.file_restart > 0 and set(filemanager.excludes) == set(filemanager.manual_excludes):
             cmd_args.append("--no-clean")
             cmd_args.append("--short-circuit=binary")
 
diff --git a/autospec/config.py b/autospec/config.py
index ad86eda..2962c47 100644
--- a/autospec/config.py
+++ b/autospec/config.py
@@ -157,6 +157,7 @@ class Config(object):
         }
         self.config_opts = {}
         self.config_options = {
+            "avoid_rebuild": "Try to use mock short circuit to avoid full rebuilds",
             "broken_c++": "extend flags with '-std=gnu++98",
             "cargo_vendor": "create vendor archive with cargo",
             "use_lto": "configure build for lto",