diff --git a/rhodecode/lib/vcs/__init__.py b/rhodecode/lib/vcs/__init__.py
--- a/rhodecode/lib/vcs/__init__.py
+++ b/rhodecode/lib/vcs/__init__.py
@@ -10,7 +10,7 @@
     :copyright: (c) 2010-2011 by Marcin Kuzminski, Lukasz Balcerzak.
 """
 
-VERSION = (0, 2, 3, 'dev')
+VERSION = (0, 3, 0, 'dev')
 
 __version__ = '.'.join((str(each) for each in VERSION[:4]))
 
diff --git a/rhodecode/lib/vcs/backends/git/changeset.py b/rhodecode/lib/vcs/backends/git/changeset.py
--- a/rhodecode/lib/vcs/backends/git/changeset.py
+++ b/rhodecode/lib/vcs/backends/git/changeset.py
@@ -15,7 +15,6 @@ from rhodecode.lib.vcs.nodes import File
 from rhodecode.lib.vcs.utils import safe_unicode
 from rhodecode.lib.vcs.utils import date_fromtimestamp
 from rhodecode.lib.vcs.utils.lazy import LazyProperty
-from dulwich.objects import Commit, Tag
 
 
 class GitChangeset(BaseChangeset):
@@ -29,7 +28,7 @@ class GitChangeset(BaseChangeset):
 
         try:
             commit = self.repository._repo.get_object(revision)
-            if isinstance(commit, Tag):
+            if isinstance(commit, objects.Tag):
                 revision = commit.object[1]
                 commit = self.repository._repo.get_object(commit.object[1])
         except KeyError:
diff --git a/rhodecode/lib/vcs/backends/hg/changeset.py b/rhodecode/lib/vcs/backends/hg/changeset.py
--- a/rhodecode/lib/vcs/backends/hg/changeset.py
+++ b/rhodecode/lib/vcs/backends/hg/changeset.py
@@ -12,8 +12,7 @@ from rhodecode.lib.vcs.nodes import Adde
 from rhodecode.lib.vcs.utils import safe_str, safe_unicode, date_fromtimestamp
 from rhodecode.lib.vcs.utils.lazy import LazyProperty
 from rhodecode.lib.vcs.utils.paths import get_dirs_for_path
-
-from ...utils.hgcompat import archival, hex
+from rhodecode.lib.vcs.utils.hgcompat import archival, hex
 
 
 class MercurialChangeset(BaseChangeset):
diff --git a/rhodecode/lib/vcs/backends/hg/inmemory.py b/rhodecode/lib/vcs/backends/hg/inmemory.py
--- a/rhodecode/lib/vcs/backends/hg/inmemory.py
+++ b/rhodecode/lib/vcs/backends/hg/inmemory.py
@@ -4,7 +4,7 @@ import errno
 from rhodecode.lib.vcs.backends.base import BaseInMemoryChangeset
 from rhodecode.lib.vcs.exceptions import RepositoryError
 
-from ...utils.hgcompat import memfilectx, memctx, hex, tolocal
+from rhodecode.lib.vcs.utils.hgcompat import memfilectx, memctx, hex, tolocal
 
 
 class MercurialInMemoryChangeset(BaseInMemoryChangeset):
diff --git a/rhodecode/lib/vcs/backends/hg/repository.py b/rhodecode/lib/vcs/backends/hg/repository.py
--- a/rhodecode/lib/vcs/backends/hg/repository.py
+++ b/rhodecode/lib/vcs/backends/hg/repository.py
@@ -18,7 +18,7 @@ from rhodecode.lib.vcs.utils.lazy import
 from rhodecode.lib.vcs.utils.ordered_dict import OrderedDict
 from rhodecode.lib.vcs.utils.paths import abspath
 
-from ...utils.hgcompat import ui, nullid, match, patch, diffopts, clone, \
+from rhodecode.lib.vcs.utils.hgcompat import ui, nullid, match, patch, diffopts, clone, \
     get_contact, pull, localrepository, RepoLookupError, Abort, RepoError, hex
 
 
diff --git a/rhodecode/lib/vcs/backends/hg/workdir.py b/rhodecode/lib/vcs/backends/hg/workdir.py
--- a/rhodecode/lib/vcs/backends/hg/workdir.py
+++ b/rhodecode/lib/vcs/backends/hg/workdir.py
@@ -1,7 +1,7 @@
 from rhodecode.lib.vcs.backends.base import BaseWorkdir
 from rhodecode.lib.vcs.exceptions import BranchDoesNotExistError
 
-from ...utils.hgcompat import hg_merge
+from rhodecode.lib.vcs.utils.hgcompat import hg_merge
 
 
 class MercurialWorkdir(BaseWorkdir):
diff --git a/rhodecode/lib/vcs/nodes.py b/rhodecode/lib/vcs/nodes.py
--- a/rhodecode/lib/vcs/nodes.py
+++ b/rhodecode/lib/vcs/nodes.py
@@ -16,7 +16,7 @@ import mimetypes
 from pygments import lexers
 
 from rhodecode.lib.vcs.utils.lazy import LazyProperty
-from rhodecode.lib.vcs.utils import safe_unicode, safe_str
+from rhodecode.lib.vcs.utils import safe_unicode
 from rhodecode.lib.vcs.exceptions import NodeError
 from rhodecode.lib.vcs.exceptions import RemovedFileNodeError
 from rhodecode.lib.vcs.backends.base import EmptyChangeset
diff --git a/rhodecode/tests/vcs/test_changesets.py b/rhodecode/tests/vcs/test_changesets.py
--- a/rhodecode/tests/vcs/test_changesets.py
+++ b/rhodecode/tests/vcs/test_changesets.py
@@ -119,6 +119,14 @@ class ChangesetsWithCommitsTestCaseixin(
             branch_name=self.repo.DEFAULT_BRANCH_NAME)
         self.assertNotIn(doc_changeset, default_branch_changesets)
 
+    def test_get_changeset_by_branch(self):
+        for branch, sha in self.repo.branches.iteritems():
+            self.assertEqual(sha, self.repo.get_changeset(branch).raw_id)
+
+    def test_get_changeset_by_tag(self):
+        for tag, sha in self.repo.tags.iteritems():
+            self.assertEqual(sha, self.repo.get_changeset(tag).raw_id)
+
 
 class ChangesetsTestCaseMixin(BackendTestMixin):
     recreate_repo_per_test = False