$ git clone -n https://github.com/xcp-ng-rpms/opam.git /var/lib/mock/v7.99-base-509-241/root/chroot_tmpdir/scmroot/opam
Cloning into '/var/lib/mock/v7.99-base-509-241/root/chroot_tmpdir/scmroot/opam'...
$ git reset --hard 99487ff4c995d4212bf8671accb3ed70a27765d0
Downloading SOURCES/opam-full-1.2.2.tar.gz (1.5 MB)
HEAD is now at 99487ff Import opam-1.2.2-3.el7.centos.src.rpm