$ git clone -n https://src.fedoraproject.org/rpms/PDAL.git /var/lib/mock/f42-build-3282636-41399/root/chroot_tmpdir/scmroot/PDAL
Cloning into '/var/lib/mock/f42-build-3282636-41399/root/chroot_tmpdir/scmroot/PDAL'...
$ git fetch origin 10baee4d853bc0458411bd0e371b047c07ec3fe9:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/PDAL
 * [new ref]         10baee4d853bc0458411bd0e371b047c07ec3fe9 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 10baee4 Update to 2.8.4