$ git clone -n https://src.fedoraproject.org/rpms/rubygem-cucumber.git /var/lib/mock/f38-build-side-42-init-devel-583505-26086/root/chroot_tmpdir/scmroot/rubygem-cucumber
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-583505-26086/root/chroot_tmpdir/scmroot/rubygem-cucumber'...
$ git fetch origin 51bef122c73ffc50234245e1e22c2bf36fcc8a5b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rubygem-cucumber
 * [new ref]         51bef122c73ffc50234245e1e22c2bf36fcc8a5b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 51bef12 Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild