$ git clone -n https://src.fedoraproject.org/rpms/eureka.git /var/lib/mock/f40-build-796449-140692/root/chroot_tmpdir/scmroot/eureka
Cloning into '/var/lib/mock/f40-build-796449-140692/root/chroot_tmpdir/scmroot/eureka'...
$ git fetch origin d681804d0051f9e19b81fcb7f5586da8a0b642c2:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/eureka
 * [new ref]         d681804d0051f9e19b81fcb7f5586da8a0b642c2 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d681804 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild