[buildstream] 04/06: temp stuff for #376

[tv...@apache.org]

This is an automated email from the ASF dual-hosted git repository.

tvb pushed a commit to branch issue-21_Caching_build_trees
in repository https://gitbox.apache.org/repos/asf/buildstream.git

commit a55cf2fe411efba10b8f20693bd5932ea68fe313
Author: Phillip Smyth <ph...@Nexus-x240.dyn.ducie.codethink.co.uk>
AuthorDate: Wed Apr 25 14:45:19 2018 +0100

    temp stuff for #376
---
 buildstream/plugins/sources/git.py | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/buildstream/plugins/sources/git.py b/buildstream/plugins/sources/git.py
index f178656..70a725f 100644
--- a/buildstream/plugins/sources/git.py
+++ b/buildstream/plugins/sources/git.py
@@ -121,6 +121,12 @@ class GitMirror():
                          fail="Failed to fetch from remote git repository: {}".format(self.url),
                          cwd=self.mirror)
 
+    def describe(self):
+        self.source.call([self.source.host_git, 'describe'],
+                         fail="Failed to find a tag in remote git repository: {}".format(self.url),
+                         cwd=self.mirror)
+
+
     def has_ref(self):
         if not self.ref:
             return False