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@@ -28,7 +28,7 @@ class LayerIndexPlugin(ActionPlugin):
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layerdir = os.path.join(repodir, subdir)
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if not os.path.exists(repodir):
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if fetch_layer:
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- result = subprocess.call('git clone %s %s' % (url, repodir), shell = True)
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+ result = subprocess.call(['git', 'clone', url, repodir])
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if result:
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logger.error("Failed to download %s" % url)
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return None, None, None
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