diff --git a/lib/entry-points.js b/lib/entry-points.js
index 21cf78a4b9..7c2dfb7c62 100644
--- a/lib/entry-points.js
+++ b/lib/entry-points.js
@@ -148800,7 +148800,7 @@ var runGitCommand = async function(workingDirectory, args, customErrorMessage, o
     if (stderr.includes("not a git repository")) {
       reason = "The checkout path provided to the action does not appear to be a git repository.";
     }
-    core5.info(`git call failed. ${customErrorMessage} Error: ${reason}`);
+    core5.debug(`git call failed. ${customErrorMessage} Error: ${reason}`);
     throw error3;
   }
 };
@@ -148813,6 +148813,9 @@ var getCommitOid = async function(checkoutPath, ref = "HEAD") {
     );
     return stdout.trim();
   } catch {
+    core5.info(
+      "Could not retrieve commit SHA from git; falling back to environment."
+    );
     return getOptionalInput("sha") || getRequiredEnvParam("GITHUB_SHA");
   }
 };
diff --git a/src/git-utils.test.ts b/src/git-utils.test.ts
index b77d40a7ec..6bbb8564e1 100644
--- a/src/git-utils.test.ts
+++ b/src/git-utils.test.ts
@@ -252,6 +252,7 @@ test.serial(
   "determineBaseBranchHeadCommitOid not git repository",
   async (t) => {
     const infoStub = sinon.stub(core, "info");
+    const debugStub = sinon.stub(core, "debug");
 
     process.env["GITHUB_EVENT_NAME"] = "pull_request";
     process.env["GITHUB_SHA"] = "100912429fab4cb230e66ffb11e738ac5194e73a";
@@ -260,17 +261,19 @@ test.serial(
       await gitUtils.determineBaseBranchHeadCommitOid(tmpDir);
     });
 
-    t.deepEqual(1, infoStub.callCount);
-    t.deepEqual(
-      infoStub.firstCall.args[0],
-      "git call failed. Will calculate the base branch SHA on the server. Error: " +
-        "The checkout path provided to the action does not appear to be a git repository.",
+    t.deepEqual(0, infoStub.callCount);
+    t.assert(
+      debugStub.calledWithMatch(
+        "git call failed. Will calculate the base branch SHA on the server. Error: " +
+          "The checkout path provided to the action does not appear to be a git repository.",
+      ),
     );
   },
 );
 
 test.serial("determineBaseBranchHeadCommitOid other error", async (t) => {
   const infoStub = sinon.stub(core, "info");
+  const debugStub = sinon.stub(core, "debug");
 
   process.env["GITHUB_EVENT_NAME"] = "pull_request";
   process.env["GITHUB_SHA"] = "100912429fab4cb230e66ffb11e738ac5194e73a";
@@ -278,14 +281,14 @@ test.serial("determineBaseBranchHeadCommitOid other error", async (t) => {
     path.join(__dirname, "../../i-dont-exist"),
   );
   t.deepEqual(result, undefined);
-  t.deepEqual(1, infoStub.callCount);
+  t.deepEqual(0, infoStub.callCount);
   t.assert(
-    infoStub.firstCall.args[0].startsWith(
+    debugStub.calledWithMatch(
       "git call failed. Will calculate the base branch SHA on the server. Error: ",
     ),
   );
   t.assert(
-    !infoStub.firstCall.args[0].endsWith(
+    !debugStub.firstCall.args[0].endsWith(
       "The checkout path provided to the action does not appear to be a git repository.",
     ),
   );
diff --git a/src/git-utils.ts b/src/git-utils.ts
index 0f5bf52a47..a4285e3979 100644
--- a/src/git-utils.ts
+++ b/src/git-utils.ts
@@ -92,7 +92,7 @@ export const runGitCommand = async function (
       reason =
         "The checkout path provided to the action does not appear to be a git repository.";
     }
-    core.info(`git call failed. ${customErrorMessage} Error: ${reason}`);
+    core.debug(`git call failed. ${customErrorMessage} Error: ${reason}`);
     throw error;
   }
 };
@@ -119,6 +119,9 @@ export const getCommitOid = async function (
     );
     return stdout.trim();
   } catch {
+    core.info(
+      "Could not retrieve commit SHA from git; falling back to environment.",
+    );
     return getOptionalInput("sha") || getRequiredEnvParam("GITHUB_SHA");
   }
 };