GitRepository: add checkout() to checkout a treeish

1 files changed, 9 insertions, 0 deletions

diff --git a/gbp/git.py b/gbp/git.py
index 66aec40..dbf918a 100644
--- a/gbp/git.py
+++ b/gbp/git.py
@@ -633,6 +633,15 @@ class GitRepository(object):
         return sha[0].strip()
 
 #{ Trees
+    def checkout(self, treeish):
+        """
+        Checkout treeish
+
+        @param treeish: the treeish to check out
+        @type treeish: C{str}
+        """
+        self._git_command("checkout", ["--quiet", treeish])
+
     def has_treeish(self, treeish):
         """
         Check if the repository has the treeish object I{treeish}.