harden against tags pointing to non-commits

scripts/release.ts

@@ -32,7 +32,13 @@ await exec("changeset", ["git-tag"]);
 
 await exec(
   "git",
-  ["push", "--force", "origin", `HEAD:refs/heads/${releaseLine}`],
+  [
+    "push",
+    "--force",
+    "--no-follow-tags",
+    "origin",
+    `HEAD:refs/heads/${releaseLine}`,
+  ],
   {
     env: gitEnv,
   },

src/run.ts

@@ -167,7 +167,7 @@ async function getTagCommits(cwd: string, tags: string[]) {
   if (tags.length === 0) {
     return [];
   }
-  const refs = tags.map((tag) => `refs/tags/${tag}^{commit}`);
+  const refs = tags.map((tag) => `refs/tags/${tag}^{}`);
   const { stdout } = await getExecOutput(
     "git",
     ["cat-file", "--batch-check=%(objectname) %(objecttype)"],