adding stderr

dist/index.js

@@ -7403,6 +7403,9 @@ class GitCommandManager {
             const listeners = {
                 stderr: (data) => {
                     stderr.push(data.toString());
+                },
+                errline: (line) => {
+                    stderr.push(line);
                 }
             };
             const output = yield this.execGit(args, false, false, listeners);

src/git-command-manager.ts

@@ -108,6 +108,9 @@ class GitCommandManager {
     const listeners = {
       stderr: (data: Buffer) => {
         stderr.push(data.toString())
+      },
+      errline: (line: string) => {
+        stderr.push(line)
       }
     }
     const output = await this.execGit(args, false, false, listeners)