$ git clone -n https://src.fedoraproject.org/rpms/R-webfakes.git /var/lib/mock/f40-build-2270244-54799/root/chroot_tmpdir/scmroot/R-webfakes
Cloning into '/var/lib/mock/f40-build-2270244-54799/root/chroot_tmpdir/scmroot/R-webfakes'...
$ git fetch origin 59f1eac9503f1f81d9d3c32c0f6c4e7b2f06b880:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/R-webfakes
 * [new ref]         59f1eac9503f1f81d9d3c32c0f6c4e7b2f06b880 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 59f1eac Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild