$ git clone -n https://src.fedoraproject.org/rpms/jna.git /var/lib/mock/f40-build-789808-136042/root/chroot_tmpdir/scmroot/jna
Cloning into '/var/lib/mock/f40-build-789808-136042/root/chroot_tmpdir/scmroot/jna'...
$ git fetch origin e45f8015f94d78e59a8dfe210f0eab2b9892e249:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/jna
 * [new ref]         e45f8015f94d78e59a8dfe210f0eab2b9892e249 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e45f801 Rebuilt for java-21-openjdk as system jdk