$ git clone -n https://src.fedoraproject.org/rpms/rust-cedarwood.git /var/lib/mock/f45-build-40720-775/root/chroot_tmpdir/scmroot/rust-cedarwood
Cloning into '/var/lib/mock/f45-build-40720-775/root/chroot_tmpdir/scmroot/rust-cedarwood'...
$ git fetch origin c709d0240db0a74c8b25303e540d5bc47e58b930:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-cedarwood
 * [new ref]         c709d0240db0a74c8b25303e540d5bc47e58b930 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c709d02 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild