$ git clone -n https://src.fedoraproject.org/rpms/khal.git /var/lib/mock/f40-build-2296830-56416/root/chroot_tmpdir/scmroot/khal
Cloning into '/var/lib/mock/f40-build-2296830-56416/root/chroot_tmpdir/scmroot/khal'...
$ git fetch origin cf0fbac724b8d6ea2d5d7882216d68b6627eed3b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/khal
 * [new ref]         cf0fbac724b8d6ea2d5d7882216d68b6627eed3b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at cf0fbac Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild