$ git clone -n https://src.fedoraproject.org/rpms/jna.git /var/lib/mock/f40-build-2237128-53533/root/chroot_tmpdir/scmroot/jna
Cloning into '/var/lib/mock/f40-build-2237128-53533/root/chroot_tmpdir/scmroot/jna'...
$ git fetch origin a3cb1177eea509b421345498cb15204337a65017:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/jna
 * [new ref]         a3cb1177eea509b421345498cb15204337a65017 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a3cb117 Rebase to 5.14.0 version