diff --git a/.gitea/workflows/quality.yaml b/.gitea/workflows/quality.yaml
index bce4251..a70150f 100644
--- a/.gitea/workflows/quality.yaml
+++ b/.gitea/workflows/quality.yaml
@@ -46,7 +46,8 @@ jobs:
       - if: ${{ inputs.is_pull_request == false }}
         uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
         with:
-          fetch-depth: 2
+          # github.event.before может быть глубже HEAD~1 при мульти-коммит пуше
+          fetch-depth: 0
       - id: detect
         name: Detect changed paths per module
         env:
@@ -79,7 +80,14 @@ jobs:
             after="${HEAD_SHA:-$(git rev-parse HEAD)}"
             before="$BEFORE_SHA"
             if [ -n "$before" ] && [ "$before" != "0000000000000000000000000000000000000000" ]; then
-              FILES="$(git diff --name-only "$before" "$after")"
+              # before может отсутствовать в локальном клоне (история переписана) —
+              # это не повод ронять пайплайн, прогоняем всё.
+              if ! FILES="$(git diff --name-only "$before" "$after" 2>/dev/null)"; then
+                set_all_flags_true
+                write_outputs
+                echo "before sha $before not available — full pipeline fallback"
+                exit 0
+              fi
             elif git rev-parse --verify HEAD~1 >/dev/null 2>&1; then
               FILES="$(git diff --name-only HEAD~1 HEAD)"
             else