Remove most clone where clippy::clone_on_copy

Author: Eh2406

src/cargo/core/compiler/fingerprint/mod.rs

@@ -1037,16 +1037,16 @@ impl Fingerprint {
         for (a, b) in self.deps.iter().zip(old.deps.iter()) {
             if a.name != b.name {
                 return DirtyReason::UnitDependencyNameChanged {
-                    old: b.name.clone(),
-                    new: a.name.clone(),
+                    old: b.name,
+                    new: a.name,
                 };
             }
 
             if a.fingerprint.hash_u64() != b.fingerprint.hash_u64() {
                 return DirtyReason::UnitDependencyInfoChanged {
-                    new_name: a.name.clone(),
+                    new_name: a.name,
                     new_fingerprint: a.fingerprint.hash_u64(),
-                    old_name: b.name.clone(),
+                    old_name: b.name,
                     old_fingerprint: b.fingerprint.hash_u64(),
                 };
             }
@@ -1122,9 +1122,7 @@ impl Fingerprint {
                 | FsStatus::StaleItem(_)
                 | FsStatus::StaleDependency { .. }
                 | FsStatus::StaleDepFingerprint { .. } => {
-                    self.fs_status = FsStatus::StaleDepFingerprint {
-                        name: dep.name.clone(),
-                    };
+                    self.fs_status = FsStatus::StaleDepFingerprint { name: dep.name };
                     return Ok(());
                 }
             };
@@ -1166,7 +1164,7 @@ impl Fingerprint {
                 );
 
                 self.fs_status = FsStatus::StaleDependency {
-                    name: dep.name.clone(),
+                    name: dep.name,
                     dep_mtime: *dep_mtime,
                     max_mtime: *max_mtime,
                 };

src/cargo/util/toml/mod.rs

@@ -800,8 +800,8 @@ impl TomlProfile {
             self.codegen_units = Some(v);
         }
 
-        if let Some(v) = &profile.debug {
-            self.debug = Some(v.clone());
+        if let Some(v) = profile.debug {
+            self.debug = Some(v);
         }
 
         if let Some(v) = profile.debug_assertions {
@@ -1978,7 +1978,7 @@ impl TomlManifest {
                     )
                 }
             }
-            Some(rust_version.clone())
+            Some(rust_version)
         } else {
             None
         };
@@ -2358,7 +2358,7 @@ impl TomlManifest {
             .categories
             .as_ref()
             .map(|_| MaybeWorkspace::Defined(metadata.categories.clone()));
-        package.rust_version = rust_version.clone().map(|rv| MaybeWorkspace::Defined(rv));
+        package.rust_version = rust_version.map(|rv| MaybeWorkspace::Defined(rv));
         package.exclude = package
             .exclude
             .as_ref()