$ git clone -n https://github.com/xcp-ng-rpms/xen.git /var/lib/mock/v8.3-u-abourgeois1-8713-27041/root/chroot_tmpdir/scmroot/xen
Cloning into '/var/lib/mock/v8.3-u-abourgeois1-8713-27041/root/chroot_tmpdir/scmroot/xen'...
$ git reset --hard ac19a4ada903d34d7c76640372eab04800c7be1e
Downloading SOURCES/xen-4.17.5.tar.gz (6.7 MB)
HEAD is now at ac19a4a bump release for test build