$ git clone -n https://github.com/xcp-ng-rpms/xen.git /var/lib/mock/v7.6-testing-1510-864/root/chroot_tmpdir/scmroot/xen
Cloning into '/var/lib/mock/v7.6-testing-1510-864/root/chroot_tmpdir/scmroot/xen'...
$ git reset --hard e9f33ba138775c87a5923b8edc0f43c175b92ad3
Downloading SOURCES/xen-4.7.6.tar.gz (5.5 MB)
HEAD is now at e9f33ba Merge branch 'XS-7.6' into 7.6