$ git clone -n https://github.com/xcp-ng-rpms/xapi-storage /var/lib/mock/dev-testing-327-98/root/chroot_tmpdir/scmroot/xapi-storage
Cloning into '/var/lib/mock/dev-testing-327-98/root/chroot_tmpdir/scmroot/xapi-storage'...
$ git reset --hard master
Downloading SOURCES/xapi-storage-2.19.0_sxm2.tar.gz (34 KB)
HEAD is now at 71837ac Rebuild for koji