$ git clone -n https://src.fedoraproject.org/rpms/openjph.git /var/lib/mock/f41-build-852455-166349/root/chroot_tmpdir/scmroot/openjph
Cloning into '/var/lib/mock/f41-build-852455-166349/root/chroot_tmpdir/scmroot/openjph'...
$ git fetch origin 124bdf3167773f5fc7ccbcd89816bada5691bdc6:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/openjph
 * [new ref]         124bdf3167773f5fc7ccbcd89816bada5691bdc6 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 124bdf3 Update SO minor version