$ git clone -n https://src.fedoraproject.org/rpms/rust-sequoia-openpgp.git /var/lib/mock/f40-build-1967948-25215/root/chroot_tmpdir/scmroot/rust-sequoia-openpgp
Cloning into '/var/lib/mock/f40-build-1967948-25215/root/chroot_tmpdir/scmroot/rust-sequoia-openpgp'...
$ git fetch origin 185ec6c2d33283701d44bff19bdf431483e4a767:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-sequoia-openpgp
 * [new ref]         185ec6c2d33283701d44bff19bdf431483e4a767 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 185ec6c Update to version 1.21.1; Fixes RHBZ#2294808