Generalize branch references to HEAD

Author: Kobzol

book/src/development/infrastructure/changelog_update.md

@@ -112,7 +112,7 @@ written for. If not, update the version to the changelog version.
 
 [changelog]: https://github.com/rust-lang/rust-clippy/blob/master/CHANGELOG.md
 [forge]: https://forge.rust-lang.org/
-[rust_master_tools]: https://github.com/rust-lang/rust/tree/master/src/tools/clippy
+[rust_master_tools]: https://github.com/rust-lang/rust/tree/HEAD/src/tools/clippy
 [rust_beta_tools]: https://github.com/rust-lang/rust/tree/beta/src/tools/clippy
 [rust_stable_tools]: https://github.com/rust-lang/rust/releases
 [`beta-accepted`]: https://github.com/rust-lang/rust-clippy/issues?q=label%3Abeta-accepted+

clippy_lints/src/disallowed_script_idents.rs

@@ -67,7 +67,7 @@ impl_lint_pass!(DisallowedScriptIdents => [DISALLOWED_SCRIPT_IDENTS]);
 impl EarlyLintPass for DisallowedScriptIdents {
     fn check_crate(&mut self, cx: &EarlyContext<'_>, _: &ast::Crate) {
         // Implementation is heavily inspired by the implementation of [`non_ascii_idents`] lint:
-        // https://github.com/rust-lang/rust/blob/master/compiler/rustc_lint/src/non_ascii_idents.rs
+        // https://github.com/rust-lang/rust/blob/HEAD/compiler/rustc_lint/src/non_ascii_idents.rs
 
         let check_disallowed_script_idents = cx.builder.lint_level(DISALLOWED_SCRIPT_IDENTS).level != Level::Allow;
         if !check_disallowed_script_idents {

src/driver.rs

@@ -13,7 +13,7 @@ extern crate rustc_interface;
 extern crate rustc_session;
 extern crate rustc_span;
 
-// See docs in https://github.com/rust-lang/rust/blob/master/compiler/rustc/src/main.rs
+// See docs in https://github.com/rust-lang/rust/blob/HEAD/compiler/rustc/src/main.rs
 // about jemalloc.
 #[cfg(feature = "jemalloc")]
 extern crate tikv_jemalloc_sys as jemalloc_sys;
@@ -189,7 +189,7 @@ const BUG_REPORT_URL: &str = "https://github.com/rust-lang/rust-clippy/issues/ne
 
 #[expect(clippy::too_many_lines)]
 pub fn main() {
-    // See docs in https://github.com/rust-lang/rust/blob/master/compiler/rustc/src/main.rs
+    // See docs in https://github.com/rust-lang/rust/blob/HEAD/compiler/rustc/src/main.rs
     // about jemalloc.
     #[cfg(feature = "jemalloc")]
     {