$ git clone -n https://src.fedoraproject.org/rpms/rust-sequoia-octopus-librnp.git /var/lib/mock/f40-build-2570200-62240/root/chroot_tmpdir/scmroot/rust-sequoia-octopus-librnp
Cloning into '/var/lib/mock/f40-build-2570200-62240/root/chroot_tmpdir/scmroot/rust-sequoia-octopus-librnp'...
$ git fetch origin 56f76e04a992eb0fda9cc154b289a31cd28d3b59:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-sequoia-octopus-librnp
 * [new ref]         56f76e04a992eb0fda9cc154b289a31cd28d3b59 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 56f76e0 Update to version 1.8.0; Fixes RHBZ#2265375