Merge pull request #8288 from figsoda/regex

Fix hostRegex to accept hosts with a `-`

src/libfetchers/github.cc

@@ -21,7 +21,7 @@ struct DownloadUrl
 };
 
 // A github, gitlab, or sourcehut host
-const static std::string hostRegexS = "[a-zA-Z0-9.]*"; // FIXME: check
+const static std::string hostRegexS = "[a-zA-Z0-9.-]*"; // FIXME: check
 std::regex hostRegex(hostRegexS, std::regex::ECMAScript);
 
 struct GitArchiveInputScheme : InputScheme