$ git clone -n https://github.com/xcp-ng-rpms/xen.git /var/lib/mock/v7.6-testing-1665-1136/root/chroot_tmpdir/scmroot/xen
Cloning into '/var/lib/mock/v7.6-testing-1665-1136/root/chroot_tmpdir/scmroot/xen'...
$ git reset --hard 8a77d453c4b8382c4e07a479d4579d9b6b5fdac8
Downloading SOURCES/xen-4.7.6.tar.gz (5.5 MB)
HEAD is now at 8a77d45 Merge branch 'XS-7.6' into 7.6