[travis] Ensure that most recent tag is always available

Remove clone depth limit, to ensure that the most recent tag (from
which the version should be constructed) is always present.

Signed-off-by: Michael Brown <mcb30@ipxe.org>

diff --git a/.travis.yml b/.travis.yml
index 0e75158e366a2958fbb9a13755096b65bfe575dc..43849cc5b47b15a970ac057252a7c7516e18beba 100644 (file)
--- a/.travis.yml
+++ b/.travis.yml
@@ -2,6 +2,9 @@ dist: trusty
 
 sudo: false
 
+git:
+  depth: false
+
 language: c
 
 cache: ccache