$ git clone -n https://src.fedoraproject.org/rpms/cloudcompare.git /var/lib/mock/f41-build-812158-147723/root/chroot_tmpdir/scmroot/cloudcompare
Cloning into '/var/lib/mock/f41-build-812158-147723/root/chroot_tmpdir/scmroot/cloudcompare'...
$ git fetch origin 12e4907a010d965fdd9f86121e9d7d2565e7fa1e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/cloudcompare
 * [new ref]         12e4907a010d965fdd9f86121e9d7d2565e7fa1e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 12e4907 Rebuild (gdal)