$ git clone -n https://src.fedoraproject.org/rpms/rpm-ostree.git /var/lib/mock/f40-build-807576-145240/root/chroot_tmpdir/scmroot/rpm-ostree
Cloning into '/var/lib/mock/f40-build-807576-145240/root/chroot_tmpdir/scmroot/rpm-ostree'...
$ git reset --hard 590416081ce766d12fab60b58751476819e0bb08
HEAD is now at 5904160 Backport fix for /etc/[g]shadow permissions