$ git clone -n https://src.fedoraproject.org/rpms/ostree.git /var/lib/mock/f40-build-773201-126850/root/chroot_tmpdir/scmroot/ostree
Cloning into '/var/lib/mock/f40-build-773201-126850/root/chroot_tmpdir/scmroot/ostree'...
$ git reset --hard a677afb01ba2fbde9c0bc6a42d3ca4817adc7bff
HEAD is now at a677afb Backport https://github.com/ostreedev/ostree/pull/3130