$ git clone -n https://src.fedoraproject.org/rpms/fetchmail.git /var/lib/mock/f40-build-2347849-60129/root/chroot_tmpdir/scmroot/fetchmail
Cloning into '/var/lib/mock/f40-build-2347849-60129/root/chroot_tmpdir/scmroot/fetchmail'...
$ git fetch origin cb00452326829de5a335af1e3ecce6aed69d1703:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/fetchmail
 * [new ref]         cb00452326829de5a335af1e3ecce6aed69d1703 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at cb00452 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild