$ git clone -n https://src.fedoraproject.org/rpms/rubygem-cucumber-core.git /var/lib/mock/f40-build-2305422-57085/root/chroot_tmpdir/scmroot/rubygem-cucumber-core
Cloning into '/var/lib/mock/f40-build-2305422-57085/root/chroot_tmpdir/scmroot/rubygem-cucumber-core'...
$ git fetch origin a95d350d615ac884494e814c15e9bc2a94db1ad0:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rubygem-cucumber-core
 * [new ref]         a95d350d615ac884494e814c15e9bc2a94db1ad0 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a95d350 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild