$ git clone -n https://github.com/xcp-ng-rpms/xen.git /var/lib/mock/v8.2-testing-2814-2294/root/chroot_tmpdir/scmroot/xen
Cloning into '/var/lib/mock/v8.2-testing-2814-2294/root/chroot_tmpdir/scmroot/xen'...
$ git reset --hard 6437094fe5f17be967e8c33e614eefa1d006758b
Downloading SOURCES/xen.tar.gz (28 MB)
HEAD is now at 6437094 Remove dist tag from XEN_VENDORVERSION