diff --git a/avocado/core/job.py b/avocado/core/job.py
index f5e9ee03a479295aac55b9430f982a8d1d22f73e..c49654b83c9a19138d659622fa4290b172d0a767 100644
--- a/avocado/core/job.py
+++ b/avocado/core/job.py
@@ -329,23 +329,28 @@ class Job(object):
 
     @staticmethod
     def _get_avocado_git_version():
+        # if running from git sources, there will be a ".git" directory
+        # 3 levels up
+        base_dir = os.path.dirname(os.path.dirname(os.path.dirname(__file__)))
+        git_dir = os.path.join(base_dir, '.git')
+        if not os.path.isdir(git_dir):
+            return
+        if not os.path.exists(os.path.join(base_dir, 'python-avocado.spec')):
+            return
+
         try:
             git = path.find_command('git')
         except path.CmdNotFoundError:
             return
-        # We need to get git root as `py2to3` creates this file in BUILD
+
         olddir = os.getcwd()
         try:
-            os.chdir(os.path.dirname(__file__))
-            git_root = process.run('%s rev-parse --show-toplevel' % git,
-                                   ignore_status=True, verbose=False)
-            if git_root.exit_status == 0 and os.path.exists(os.path.join(
-                    git_root.stdout.strip(), 'python-avocado.spec')):
-                cmd = "%s show --summary --pretty='%%H'" % git
-                res = process.run(cmd, ignore_status=True, verbose=False)
-                if res.exit_status == 0:
-                    top_commit = res.stdout.splitlines()[0][:8]
-                    return " (GIT commit %s)" % top_commit
+            os.chdir(base_dir)
+            cmd = "%s show --summary --pretty='%%H'" % git
+            res = process.run(cmd, ignore_status=True, verbose=False)
+            if res.exit_status == 0:
+                top_commit = res.stdout.splitlines()[0][:8]
+                return " (GIT commit %s)" % top_commit
         finally:
             os.chdir(olddir)
 
diff --git a/avocado/utils/process.py b/avocado/utils/process.py
index debac007a155a2ca63ed9771db2b9d6b726ae978..16bc87e4c3c325d760c2a600216b845540ffc271 100644
--- a/avocado/utils/process.py
+++ b/avocado/utils/process.py
@@ -257,12 +257,18 @@ class CmdResult(object):
     """
     Command execution result.
 
-    :param command: String containing the command line itself
-    :param exit_status: Integer exit code of the process
-    :param stdout: String containing stdout of the process
-    :param stderr: String containing stderr of the process
-    :param duration: Elapsed wall clock time running the process
+    :param command: the command line itself
+    :type command: str
+    :param exit_status: exit code of the process
+    :type exit_status: int
+    :param stdout: content of the process stdout
+    :type stdout: str
+    :param stderr: content of the process stderr
+    :type stderr: str
+    :param duration: elapsed wall clock time running the process
+    :type duration: float
     :param pid: ID of the process
+    :type pid: int
     """
 
     def __init__(self, command="", stdout="", stderr="",
diff --git a/setup.py b/setup.py
index f673d57e9f611f908d05f678055da618c4d7123d..1ef325683a82bef690508873bc0e20752103a857 100755
--- a/setup.py
+++ b/setup.py
@@ -154,6 +154,7 @@ if __name__ == '__main__':
               "Operating System :: POSIX",
               "Topic :: Software Development :: Quality Assurance",
               "Topic :: Software Development :: Testing",
+              "Programming Language :: Python :: 2.7",
               ],
           packages=find_packages(exclude=('selftests*',)),
           data_files=get_data_files(),