$ git clone -n https://src.fedoraproject.org/rpms/gdal.git /var/lib/mock/f45-build-52147-907/root/chroot_tmpdir/scmroot/gdal
Cloning into '/var/lib/mock/f45-build-52147-907/root/chroot_tmpdir/scmroot/gdal'...
$ git fetch origin ad6010dc51a0226e161849b1494d41f4d3cc99d7:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/gdal
 * [new ref]         ad6010dc51a0226e161849b1494d41f4d3cc99d7 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ad6010d Rebuilt for libxml-2.5.4