$ git clone -n https://github.com/xcp-ng-rpms/xen.git /var/lib/mock/v8.2-testing-3726-3523/root/chroot_tmpdir/scmroot/xen
Cloning into '/var/lib/mock/v8.2-testing-3726-3523/root/chroot_tmpdir/scmroot/xen'...
$ git reset --hard ef0f4b7fd147bc92d28c845cd3d793c18bd6bef4
Downloading SOURCES/xen-4.13.4.tar.gz (6.1 MB)
HEAD is now at ef0f4b7 Merge branch 'XS-8.2' into 8.2