diff --git a/src/bin/cargo/commands/install.rs b/src/bin/cargo/commands/install.rs
index 0f97071e69a..4ee693c57f1 100644
--- a/src/bin/cargo/commands/install.rs
+++ b/src/bin/cargo/commands/install.rs
@@ -173,6 +173,14 @@ pub fn exec(gctx: &mut GlobalContext, args: &ArgMatches) -> CliResult {
 
     let source = if let Some(url) = args.get_one::<String>("git") {
         let url = url.into_url()?;
+        if url.fragment().is_some() {
+            return Err(anyhow::format_err!(
+                "invalid git url to install from\n\n\
+                    help: use `--rev <SHA>` to specify a commit"
+            )
+            .into());
+        }
+
         let gitref = if let Some(branch) = args.get_one::<String>("branch") {
             GitReference::Branch(branch.clone())
         } else if let Some(tag) = args.get_one::<String>("tag") {
diff --git a/tests/testsuite/install.rs b/tests/testsuite/install.rs
index dfff7a680c8..03980a8078b 100644
--- a/tests/testsuite/install.rs
+++ b/tests/testsuite/install.rs
@@ -2169,6 +2169,28 @@ fn git_install_reads_workspace_manifest() {
         .run();
 }
 
+#[cargo_test]
+fn install_git_with_rev_in_url() {
+    let p = git::repo(&paths::root().join("foo"))
+        .file("Cargo.toml", &basic_manifest("foo", "0.1.0"))
+        .file("src/main.rs", "fn main() {}")
+        .build();
+
+    let mut url = p.url().to_string();
+    url.push_str("#0e8d88b5cfc173c5f5a6a0fe0ce1d4e6018600d4");
+
+    cargo_process("install --locked --git")
+        .arg(url)
+        .with_stderr_data(str![[r#"
+[ERROR] invalid git url to install from
+
+[HELP] use `--rev <SHA>` to specify a commit
+
+"#]])
+        .with_status(101)
+        .run();
+}
+
 #[cargo_test]
 fn install_git_with_symlink_home() {
     // Ensure that `cargo install` with a git repo is OK when CARGO_HOME is a