Renovate fails to update local example's wrapper

[TWiStErRob]

WARN: Error executing gradle wrapper update command. It can be not a critical one though. (branch="renovate/gradle-8.7.x")
{
  "err": {
    "cmd": "/bin/sh -c ./gradlew :wrapper --gradle-distribution-url https://services.gradle.org/distributions/gradle-8.7-all.zip",
    "stderr": "\nFAILURE: Build failed with an exception.\n\n* Where:\nSettings file '/tmp/renovate/repos/github/TWiStErRob/net.twisterrob.gradle/docs/examples/local/settings.gradle.kts' line: 30\n\n* What went wrong:\nPlugin [id: 'net.twisterrob.gradle.plugin.settings', version: '0.17-SNAPSHOT'] was not found in any of the following sources:\n\n- Gradle Core Plugins (plugin is not in 'org.gradle' namespace)\n- Included Builds (No included builds contain this plugin)\n- Plugin Repositories (could not resolve plugin artifact 'net.twisterrob.gradle.plugin.settings:net.twisterrob.gradle.plugin.settings.gradle.plugin:0.17-SNAPSHOT')\n  Searched in the following repositories:\n    MavenRepo\n    Google\n    MavenLocal(file:/home/ubuntu/.m2/repository)\n\n* Try:\n> Run with --stacktrace option to get the stack trace.\n> Run with --info or --debug option to get more log output.\n> Run with --scan to get full insights.\n> Get more help at https://help.gradle.org.\n\nBUILD FAILED in 46s\n",
    "stdout": "To honour the JVM settings for this build a single-use Daemon process will be forked. For more on this, please refer to https://docs.gradle.org/8.7/userguide/gradle_daemon.html#sec:disabling_the_daemon in the Gradle documentation.\nDaemon will be stopped at the end of the build \nConfiguration on demand is an incubating feature.\n",
    "options": {
      "cwd": "/tmp/renovate/repos/github/TWiStErRob/net.twisterrob.gradle/docs/examples/local",
      "encoding": "utf-8",
      "env": {
        "GRADLE_OPTS": "-Dorg.gradle.parallel=true -Dorg.gradle.configureondemand=true -Dorg.gradle.daemon=false -Dorg.gradle.caching=false",
        "HOME": "/home/ubuntu",
        "PATH": "/home/ubuntu/.cargo/bin:/home/ubuntu/.local/bin:/go/bin:/home/ubuntu/bin:/home/ubuntu/.npm-global/bin:/home/ubuntu/.cargo/bin:/home/ubuntu/.local/bin:/go/bin:/home/ubuntu/bin:/home/ubuntu/.npm-global/bin:/home/ubuntu/.cargo/bin:/home/ubuntu/.local/bin:/go/bin:/home/ubuntu/bin:/home/ubuntu/.npm-global/bin:/home/ubuntu/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin",
        "LC_ALL": "C.UTF-8",
        "LANG": "C.UTF-8",
        "CONTAINERBASE_CACHE_DIR": "/tmp/renovate/cache/containerbase"
      },
      "maxBuffer": 10485760,
      "timeout": 900000
    },
    "exitCode": 1,
    "name": "ExecError",
    "message": "Command failed: ./gradlew :wrapper --gradle-distribution-url https://services.gradle.org/distributions/gradle-8.7-all.zip\n\nFAILURE: Build failed with an exception.\n\n* Where:\nSettings file '/tmp/renovate/repos/github/TWiStErRob/net.twisterrob.gradle/docs/examples/local/settings.gradle.kts' line: 30\n\n* What went wrong:\nPlugin [id: 'net.twisterrob.gradle.plugin.settings', version: '0.17-SNAPSHOT'] was not found in any of the following sources:\n\n- Gradle Core Plugins (plugin is not in 'org.gradle' namespace)\n- Included Builds (No included builds contain this plugin)\n- Plugin Repositories (could not resolve plugin artifact 'net.twisterrob.gradle.plugin.settings:net.twisterrob.gradle.plugin.settings.gradle.plugin:0.17-SNAPSHOT')\n  Searched in the following repositories:\n    MavenRepo\n    Google\n    MavenLocal(file:/home/ubuntu/.m2/repository)\n\n* Try:\n> Run with --stacktrace option to get the stack trace.\n> Run with --info or --debug option to get more log output.\n> Run with --scan to get full insights.\n> Get more help at https://help.gradle.org.\n\nBUILD FAILED in 46s\n",
    "stack": "ExecError: Command failed: ./gradlew :wrapper --gradle-distribution-url https://services.gradle.org/distributions/gradle-8.7-all.zip\n\nFAILURE: Build failed with an exception.\n\n* Where:\nSettings file '/tmp/renovate/repos/github/TWiStErRob/net.twisterrob.gradle/docs/examples/local/settings.gradle.kts' line: 30\n\n* What went wrong:\nPlugin [id: 'net.twisterrob.gradle.plugin.settings', version: '0.17-SNAPSHOT'] was not found in any of the following sources:\n\n- Gradle Core Plugins (plugin is not in 'org.gradle' namespace)\n- Included Builds (No included builds contain this plugin)\n- Plugin Repositories (could not resolve plugin artifact 'net.twisterrob.gradle.plugin.settings:net.twisterrob.gradle.plugin.settings.gradle.plugin:0.17-SNAPSHOT')\n  Searched in the following repositories:\n    MavenRepo\n    Google\n    MavenLocal(file:/home/ubuntu/.m2/repository)\n\n* Try:\n> Run with --stacktrace option to get the stack trace.\n> Run with --info or --debug option to get more log output.\n> Run with --scan to get full insights.\n> Get more help at https://help.gradle.org.\n\nBUILD FAILED in 46s\n\n    at ChildProcess.<anonymous> (/usr/local/renovate/lib/util/exec/common.ts:99:11)\n    at ChildProcess.emit (node:events:529:35)\n    at ChildProcess.emit (node:domain:489:12)\n    at Process.ChildProcess._handle.onexit (node:internal/child_process:292:12)"
  }
}

ensure some form of fallback?