$ git clone -n https://src.fedoraproject.org/rpms/photoqt.git /var/lib/mock/f40-build-798053-141652/root/chroot_tmpdir/scmroot/photoqt
Cloning into '/var/lib/mock/f40-build-798053-141652/root/chroot_tmpdir/scmroot/photoqt'...
$ git fetch origin 9e1157b61c676be9d83a1d941682c398db4215cf:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/photoqt
 * [new ref]         9e1157b61c676be9d83a1d941682c398db4215cf -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9e1157b Update to 4.3, adding zxing-cpp dependency