$ git clone -n https://src.fedoraproject.org/rpms/jna.git /var/lib/mock/eln-build-side-114959-61022732-6587844/root/chroot_tmpdir/scmroot/jna
Cloning into '/var/lib/mock/eln-build-side-114959-61022732-6587844/root/chroot_tmpdir/scmroot/jna'...
$ git fetch origin d6b7eccc62280dd15ba5e684aae45453d0c7d4c6:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/jna
 * [new ref]         d6b7eccc62280dd15ba5e684aae45453d0c7d4c6 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d6b7ecc Migrate to SPDX license