$ git clone -n https://src.fedoraproject.org/rpms/indi-3rdparty-drivers.git /var/lib/mock/f39-build-1962801-43271/root/chroot_tmpdir/scmroot/indi-3rdparty-drivers
Cloning into '/var/lib/mock/f39-build-1962801-43271/root/chroot_tmpdir/scmroot/indi-3rdparty-drivers'...
$ git fetch origin 639acf9804b9b52abbf040d1b88610d29574cfde:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/indi-3rdparty-drivers
 * [new ref]         639acf9804b9b52abbf040d1b88610d29574cfde -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 639acf9 Update to 2.0.5