$ git clone -n https://github.com/xcp-ng-rpms/xs-opam-repo.git /var/lib/mock/v8.3-staging-4559-4855/root/chroot_tmpdir/scmroot/xs-opam-repo
Cloning into '/var/lib/mock/v8.3-staging-4559-4855/root/chroot_tmpdir/scmroot/xs-opam-repo'...
$ git reset --hard 9011ff8aacb39f57afd71337fd3fa1c5c3bc4d47
Downloading SOURCES/xs-opam-repo-6.66.0.tar.gz (15 MB)
HEAD is now at 9011ff8 Remove dependency to dlm-devel