$ git clone -n https://src.fedoraproject.org/rpms/rpm-ostree.git /var/lib/mock/f33-build-582589-66443/root/chroot_tmpdir/scmroot/rpm-ostree
Cloning into '/var/lib/mock/f33-build-582589-66443/root/chroot_tmpdir/scmroot/rpm-ostree'...
$ git reset --hard 1feff1be51a91fa4c2c1fe6ef1d4b9d12514d666
HEAD is now at 1feff1b https://github.com/coreos/rpm-ostree/releases/tag/v2021.4