$ git clone -n https://src.fedoraproject.org/rpms/protobuf.git /var/lib/mock/f40-build-792645-138496/root/chroot_tmpdir/scmroot/protobuf
Cloning into '/var/lib/mock/f40-build-792645-138496/root/chroot_tmpdir/scmroot/protobuf'...
$ git fetch origin cbdea5ea1ac4321964db00224d379a1bb3b57af0:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/protobuf
 * [new ref]         cbdea5ea1ac4321964db00224d379a1bb3b57af0 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at cbdea5e Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild