[url "persistent-http"]
insteadof = http
+You may also want to allow the use of the persistent-https helper for
+submodule URLs (since any https URLs pointing to submodules will be
+rewritten, and Git's out-of-the-box defaults forbid submodules from
+using unknown remote helpers):
+
+[protocol "persistent-https"]
+ allow = always
+[protocol "persistent-http"]
+ allow = always
+
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# BUILDING FROM SOURCE