gistfile1.txt

diff --git a/src/ryppl/vcs/git.py b/src/ryppl/vcs/git.py
index 770ca33..0808936 100644
--- a/src/ryppl/vcs/git.py
+++ b/src/ryppl/vcs/git.py
@@ -15,8 +15,11 @@ class Git(PipGit):
             if os.path.exists(location):
                 os.rmdir(location)
             call_subprocess(
-                [self.cmd, 'clone', '-b', rev or 'HEAD', url, location],
+                [self.cmd, 'clone', '-n', url, location],
                 filter_stdout=self._filter, show_stdout=False)
+            call_subprocess(
+                [self.cmd, 'checkout', rev],
+                filter_stdout=self._filter, show_stdout=False, cwd=location)
         finally:
             logger.indent -= 2