$ git clone -n https://src.fedoraproject.org/rpms/rubygem-cucumber-core.git /var/lib/mock/f38-build-side-42-init-devel-647787-26439/root/chroot_tmpdir/scmroot/rubygem-cucumber-core
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-647787-26439/root/chroot_tmpdir/scmroot/rubygem-cucumber-core'...
$ git fetch origin a738bca3d2ce613fa9108f07abaf7668b5df22c2:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rubygem-cucumber-core
 * [new ref]         a738bca3d2ce613fa9108f07abaf7668b5df22c2 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a738bca Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild