$ git clone -n https://src.fedoraproject.org/rpms/rust-sequoia-openpgp.git /var/lib/mock/f40-build-2727943-73146/root/chroot_tmpdir/scmroot/rust-sequoia-openpgp
Cloning into '/var/lib/mock/f40-build-2727943-73146/root/chroot_tmpdir/scmroot/rust-sequoia-openpgp'...
$ git fetch origin 35e77047cbb6c0435d65404eb59e4c00b78af5da:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-sequoia-openpgp
 * [new ref]         35e77047cbb6c0435d65404eb59e4c00b78af5da -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 35e7704 Update to version 1.20.0; Fixes RHBZ#2274552