$ git clone -n https://src.fedoraproject.org/rpms/kmail.git /var/lib/mock/f40-build-2594292-62732/root/chroot_tmpdir/scmroot/kmail
Cloning into '/var/lib/mock/f40-build-2594292-62732/root/chroot_tmpdir/scmroot/kmail'...
$ git fetch origin 799228d6661d33ef29d748bdb80b1e193a21b12c:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kmail
 * [new ref]         799228d6661d33ef29d748bdb80b1e193a21b12c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 799228d 24.02.0