$ git clone -n https://src.fedoraproject.org/rpms/rust-muldiv.git /var/lib/mock/f40-build-2681959-67963/root/chroot_tmpdir/scmroot/rust-muldiv
Cloning into '/var/lib/mock/f40-build-2681959-67963/root/chroot_tmpdir/scmroot/rust-muldiv'...
$ git fetch origin fc89743d7ee8c0c5dc658c60657105878a73e86d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-muldiv
 * [new ref]         fc89743d7ee8c0c5dc658c60657105878a73e86d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at fc89743 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild