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-rw-r--r--lib/spack/spack/fetch_strategy.py15
1 files changed, 12 insertions, 3 deletions
diff --git a/lib/spack/spack/fetch_strategy.py b/lib/spack/spack/fetch_strategy.py
index 0ba0251caa..b810023c5a 100644
--- a/lib/spack/spack/fetch_strategy.py
+++ b/lib/spack/spack/fetch_strategy.py
@@ -425,12 +425,21 @@ class GitFetchStrategy(VCSFetchStrategy):
if self.git_version > ver('1.7.10'):
args.append('--single-branch')
+ cloned = False
# Yet more efficiency, only download a 1-commit deep tree
if self.git_version >= ver('1.7.1'):
- args.extend(['--depth','1'])
+ try:
+ self.git(*(args + ['--depth','1', self.url]))
+ cloned = True
+ except spack.error.SpackError:
+ # This will fail with the dumb HTTP transport
+ # continue and try without depth, cleanup first
+ pass
+
+ if not cloned:
+ args.append(self.url)
+ self.git(*args)
- args.append(self.url)
- self.git(*args)
self.stage.chdir_to_source()
# For tags, be conservative and check them out AFTER