$ git clone -n https://src.fedoraproject.org/rpms/qtbrowserplugin.git /var/lib/mock/f41-build-746151-13352/root/chroot_tmpdir/scmroot/qtbrowserplugin
Cloning into '/var/lib/mock/f41-build-746151-13352/root/chroot_tmpdir/scmroot/qtbrowserplugin'...
$ git fetch origin 175199ce85ec6b91435e058a8f7f9063bcf464eb:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/qtbrowserplugin
 * [new ref]         175199ce85ec6b91435e058a8f7f9063bcf464eb -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 175199c Eliminate use of obsolete %patchN syntax (#2283636)