$ git clone -n https://src.fedoraproject.org/rpms/apiguardian.git /var/lib/mock/f40-build-2198052-51687/root/chroot_tmpdir/scmroot/apiguardian
Cloning into '/var/lib/mock/f40-build-2198052-51687/root/chroot_tmpdir/scmroot/apiguardian'...
$ git fetch origin 7165bf2c84851c0941b544bd82bcdd676bc05f4f:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/apiguardian
 * [new ref]         7165bf2c84851c0941b544bd82bcdd676bc05f4f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7165bf2 Update javapackages test plan to f40