$ git clone -n https://src.fedoraproject.org/rpms/rust-joinery.git /var/lib/mock/f40-build-2651885-66888/root/chroot_tmpdir/scmroot/rust-joinery
Cloning into '/var/lib/mock/f40-build-2651885-66888/root/chroot_tmpdir/scmroot/rust-joinery'...
$ git fetch origin 043d2b51f13baa1ff8bc64e790b9cea2af625ecc:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-joinery
 * [new ref]         043d2b51f13baa1ff8bc64e790b9cea2af625ecc -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 043d2b5 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild