fix: Add fetch-depth: 0

The error:

```
ignoring errors because this is a snapshot     error=git doesn't contain any tags. Either add a tag or use --snapshot
```

.github/workflows/ci.yml

@@ -14,21 +14,23 @@ jobs:
     runs-on: ${{ matrix.os }}
     name: Build & Test
     steps:
-    - uses: actions/checkout@v3
-    - uses: actions/setup-go@v4
-      with:
-        go-version: '1.20'
-    - name: Build & Test
-      run: |
-        go build -v
-        go test ./...
-    - name: Run GoReleaser
-      uses: goreleaser/goreleaser-action@v4
-      with:
-        args: release --snapshot --skip-publish --clean
+      - uses: actions/checkout@v3
+        with:
+          fetch-depth: 0
+      - uses: actions/setup-go@v4
+        with:
+          go-version: '1.20'
+      - name: Build & Test
+        run: |
+          go build -v
+          go test ./...
+      - name: Run GoReleaser
+        uses: goreleaser/goreleaser-action@v4
+        with:
+          args: release --clean --snapshot --skip-publish
 
-    # ref. https://github.com/gfx/example-github-actions-with-tty
-    - name: Colored Output Test
-      if: runner.os == 'Linux'
-      shell: 'script -q -e -c "bash {0}"'
-      run: go run main.go -- main.go
+      # ref. https://github.com/gfx/example-github-actions-with-tty
+      - name: Colored Output Test
+        if: runner.os == 'Linux'
+        shell: 'script -q -e -c "bash {0}"'
+        run: go run main.go -- main.go