$ git clone -n https://src.fedoraproject.org/rpms/freemarker.git /var/lib/mock/f40-build-2344423-59914/root/chroot_tmpdir/scmroot/freemarker
Cloning into '/var/lib/mock/f40-build-2344423-59914/root/chroot_tmpdir/scmroot/freemarker'...
$ git fetch origin 944c48edd1d6a04aed5c3952d0ba27bb5b1df254:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/freemarker
 * [new ref]         944c48edd1d6a04aed5c3952d0ba27bb5b1df254 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 944c48e Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild