$ git clone -n https://src.fedoraproject.org/rpms/chromium.git /var/lib/mock/f33-build-601780-67174/root/chroot_tmpdir/scmroot/chromium
Cloning into '/var/lib/mock/f33-build-601780-67174/root/chroot_tmpdir/scmroot/chromium'...
$ git reset --hard 4f7f8e056e4b198eb380ea0a378fc32f8c2d7170
HEAD is now at 4f7f8e0 apply upstream fix for newer system libva