$ git clone -n https://src.fedoraproject.org/rpms/kf5-kdav.git /var/lib/mock/f40-build-2292542-56143/root/chroot_tmpdir/scmroot/kf5-kdav
Cloning into '/var/lib/mock/f40-build-2292542-56143/root/chroot_tmpdir/scmroot/kf5-kdav'...
$ git fetch origin ef0d3a9f3096b340a2e7b00c87a8c781437e12dc:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kf5-kdav
 * [new ref]         ef0d3a9f3096b340a2e7b00c87a8c781437e12dc -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ef0d3a9 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild