$ git clone -n https://src.fedoraproject.org/rpms/mingw-qt5-qtwebkit.git /var/lib/mock/f40-build-2727995-73148/root/chroot_tmpdir/scmroot/mingw-qt5-qtwebkit
Cloning into '/var/lib/mock/f40-build-2727995-73148/root/chroot_tmpdir/scmroot/mingw-qt5-qtwebkit'...
$ git fetch origin b20a38c2d3bd16062278dc9bf484acd5b7d9fa1b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/mingw-qt5-qtwebkit
 * [new ref]         b20a38c2d3bd16062278dc9bf484acd5b7d9fa1b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b20a38c Rebuild (icu)