forked from lix-project/lix
fetchGit: allow fetching explicit refs
Trying to fetch refs that are not in refs/heads currently fails because it looks for refs/heads/refs/foo instead of refs/foo. eg. builtins.fetchGit { url = https://github.com/NixOS/nixpkgs.git; ref = "refs/pull/1024/head; }
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@ -94,7 +94,11 @@ GitInfo exportGit(ref<Store> store, const std::string & uri,
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runProgram("git", true, { "init", "--bare", cacheDir });
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}
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Path localRefFile = cacheDir + "/refs/heads/" + *ref;
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Path localRefFile;
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if (ref->compare(0, 5, "refs/") == 0)
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localRefFile = cacheDir + "/" + *ref;
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else
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localRefFile = cacheDir + "/refs/heads/" + *ref;
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bool doFetch;
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time_t now = time(0);
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