$ git clone -n https://github.com/xcp-ng-rpms/xen.git /var/lib/mock/v8.1-testing-2816-2296/root/chroot_tmpdir/scmroot/xen
Cloning into '/var/lib/mock/v8.1-testing-2816-2296/root/chroot_tmpdir/scmroot/xen'...
$ git reset --hard ab7da69f15c2275ec3819ed38fec03ed4c829047
Downloading SOURCES/xen.tar.gz (28 MB)
HEAD is now at ab7da69 Remove dist suffix from XEN_VENDORVERSION