$ git clone -n https://src.fedoraproject.org/rpms/rust-cordic.git /var/lib/mock/f40-build-2680111-67937/root/chroot_tmpdir/scmroot/rust-cordic
Cloning into '/var/lib/mock/f40-build-2680111-67937/root/chroot_tmpdir/scmroot/rust-cordic'...
$ git fetch origin 90cb70fda94bbcd8083c9c50acca20c83b09ece2:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-cordic
 * [new ref]         90cb70fda94bbcd8083c9c50acca20c83b09ece2 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 90cb70f Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild