$ git clone -n https://github.com/xcp-ng-rpms/kernel /var/lib/mock/dev-testing-80-59/root/chroot_tmpdir/scmroot/kernel
Cloning into '/var/lib/mock/dev-testing-80-59/root/chroot_tmpdir/scmroot/kernel'...
$ git reset --hard master
Downloading SOURCES/kernel-4.4.52.tar.gz (134 MB)
HEAD is now at 32c4766 Import kernel-4.4.52-4.0.12.src.rpm