$ git clone -n https://src.fedoraproject.org/rpms/yggdrasil-worker-package-manager.git /var/lib/mock/f42-build-3421922-45166/root/chroot_tmpdir/scmroot/yggdrasil-worker-package-manager
Cloning into '/var/lib/mock/f42-build-3421922-45166/root/chroot_tmpdir/scmroot/yggdrasil-worker-package-manager'...
$ git fetch origin d7e3da30bda5920cee1636d6dcad07713518630c:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/yggdrasil-worker-package-manager
 * [new ref]         d7e3da30bda5920cee1636d6dcad07713518630c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d7e3da3 Rebuilt for https://fedoraproject.org/wiki/Fedora_42_Mass_Rebuild