$ git clone -n https://github.com/xcp-ng-rpms/xen.git /var/lib/mock/v8.3-incoming-5410-8257/root/chroot_tmpdir/scmroot/xen
Cloning into '/var/lib/mock/v8.3-incoming-5410-8257/root/chroot_tmpdir/scmroot/xen'...
$ git reset --hard 322d4a80c0370fdaa802fdfd9a2fef75aed9059e
Downloading SOURCES/xen-4.13.5.tar.gz (6.2 MB)
HEAD is now at 322d4a8 Merge branch 'XS-8.3'