$ git clone -n https://github.com/xcp-ng-rpms/xen.git /var/lib/mock/v8.2-u-dml1-6221-12349/root/chroot_tmpdir/scmroot/xen
Cloning into '/var/lib/mock/v8.2-u-dml1-6221-12349/root/chroot_tmpdir/scmroot/xen'...
$ git reset --hard f2c41e036537461d123adc158566dd18c2066c30
Downloading SOURCES/xen-4.13.5.tar.gz (6.2 MB)
HEAD is now at f2c41e0 Security update: XSA-455 v2 backport