$ git clone -n https://src.fedoraproject.org/rpms/rust-event-listener.git /var/lib/mock/f39-build-2261180-54414/root/chroot_tmpdir/scmroot/rust-event-listener
Cloning into '/var/lib/mock/f39-build-2261180-54414/root/chroot_tmpdir/scmroot/rust-event-listener'...
$ git fetch origin a9bebeb1719c80a6537664a01bcedc257c2f5f00:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-event-listener
 * [new ref]         a9bebeb1719c80a6537664a01bcedc257c2f5f00 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a9bebeb Update to version 4.0.3; Fixes RHBZ#2257089