$ git clone -n https://github.com/xcp-ng-rpms/opam.git /var/lib/mock/v8.0-base-1011-406/root/chroot_tmpdir/scmroot/opam
Cloning into '/var/lib/mock/v8.0-base-1011-406/root/chroot_tmpdir/scmroot/opam'...
$ git reset --hard 9729074513ba11c8be2e772c569de51eb042b289
Downloading SOURCES/opam-full-2.0.0.tar.gz (7.8 MB)
HEAD is now at 9729074 Add BuildRequires: gcc gcc-c++ to try to build with internal solver