$ git clone -n https://src.fedoraproject.org/rpms/ksmtp.git /var/lib/mock/f40-build-1936775-25145/root/chroot_tmpdir/scmroot/ksmtp
Cloning into '/var/lib/mock/f40-build-1936775-25145/root/chroot_tmpdir/scmroot/ksmtp'...
$ git fetch origin 65969a0163e30adefad17c28366a26a813f8dfaa:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ksmtp
 * [new ref]         65969a0163e30adefad17c28366a26a813f8dfaa -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 65969a0 24.05.2