diff --git a/scripts/sync-gitea.sh b/scripts/sync-gitea.sh
index 33f3cf12..18059dd9 100755
--- a/scripts/sync-gitea.sh
+++ b/scripts/sync-gitea.sh
@@ -100,7 +100,7 @@ ensure_remote_repo() {
     fi
 
     if [ -z "$GITEA_TOKEN" ]; then
-        log_error "远程仓库不存在，且未提供 GITEA_TOKEN，无法自动创建"
+        log_error "远程仓库不可达或不存在，且未提供 GITEA_TOKEN，无法自动创建"
         return 1
     fi
 
@@ -156,8 +156,6 @@ init_repo() {
         git remote add origin "$(repo_git_url)"
         log_success "远程仓库已添加"
     fi
-
-    ensure_remote_repo
     
     # 凭证处理:
     # 默认不在仓库脚本中写入真实凭证。
@@ -236,17 +234,20 @@ push_changes() {
 
     if [ "$AUTO_PUSH_MAIN" = "1" ]; then
         if git ls-remote --exit-code --heads origin main >/dev/null 2>&1; then
-            git fetch origin main >/dev/null 2>&1 || true
-            if git merge-base --is-ancestor FETCH_HEAD HEAD; then
-                if [ -n "$GITEA_TOKEN" ]; then
-                    git -c http.extraHeader="Authorization: token ${GITEA_TOKEN}" push origin HEAD:main
+            if git fetch origin main:refs/remotes/origin/main >/dev/null 2>&1; then
+                if git merge-base --is-ancestor refs/remotes/origin/main HEAD; then
+                    if [ -n "$GITEA_TOKEN" ]; then
+                        git -c http.extraHeader="Authorization: token ${GITEA_TOKEN}" push origin HEAD:main
+                    else
+                        git push origin HEAD:main
+                    fi
+                    git branch -f main HEAD >/dev/null 2>&1 || true
+                    log_success "main 已快进到当前提交"
                 else
-                    git push origin HEAD:main
+                    log_warning "origin/main 不是当前 HEAD 的祖先，跳过 main 快进推送"
                 fi
-                git branch -f main HEAD >/dev/null 2>&1 || true
-                log_success "main 已快进到当前提交"
             else
-                log_warning "origin/main 不是当前 HEAD 的祖先，跳过 main 快进推送"
+                log_warning "刷新 origin/main 失败，跳过 main 快进推送"
             fi
         else
             if [ -n "$GITEA_TOKEN" ]; then
@@ -328,6 +329,7 @@ case "${1:-}" in
         ;;
     --ensure)
         init_repo
+        ensure_remote_repo
         ;;
     --status)
         show_status