$ git clone -n https://src.fedoraproject.org/rpms/freemarker.git /var/lib/mock/f40-build-2272298-54919/root/chroot_tmpdir/scmroot/freemarker
Cloning into '/var/lib/mock/f40-build-2272298-54919/root/chroot_tmpdir/scmroot/freemarker'...
$ git fetch origin 7d32c21be254d9bbeb0748ff9f55618cdc151a98:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/freemarker
 * [new ref]         7d32c21be254d9bbeb0748ff9f55618cdc151a98 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7d32c21 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild