$ git clone -n https://src.fedoraproject.org/rpms/rust-sequoia-openpgp.git /var/lib/mock/f42-build-side-1-3512317-46067/root/chroot_tmpdir/scmroot/rust-sequoia-openpgp
Cloning into '/var/lib/mock/f42-build-side-1-3512317-46067/root/chroot_tmpdir/scmroot/rust-sequoia-openpgp'...
$ git fetch origin aac557efad451046a0f83c4f48a57b030b547899:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-sequoia-openpgp
 * [new ref]         aac557efad451046a0f83c4f48a57b030b547899 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at aac557e Stop allowing idna 0.5