$ git clone -n https://github.com/xcp-ng-rpms/gcc-xs.git /var/lib/mock/v7.99-base-537-247/root/chroot_tmpdir/scmroot/gcc-xs Cloning into '/var/lib/mock/v7.99-base-537-247/root/chroot_tmpdir/scmroot/gcc-xs'... $ git reset --hard ed359704e2aa80d02cd44614ba2740010d8b9743 Downloading SOURCES/gcc-xs-7.3.0.tar.gz (98 MB) HEAD is now at ed35970 Add BuildRequires: gcc-c++