$ git clone -n https://github.com/xcp-ng-rpms/xen.git /var/lib/mock/v8.3-incoming-6715-15471/root/chroot_tmpdir/scmroot/xen
Cloning into '/var/lib/mock/v8.3-incoming-6715-15471/root/chroot_tmpdir/scmroot/xen'...
$ git reset --hard ee914a751abf0f73d4dc6ec506e2721cc76ed9eb
Downloading SOURCES/xen-4.17.4.tar.gz (6.7 MB)
HEAD is now at ee914a7 Merge branch 'XS-8.3'