$ git clone -n https://src.fedoraproject.org/rpms/rust-crossbeam-channel0.4.git /var/lib/mock/f40-build-2054042-49096/root/chroot_tmpdir/scmroot/rust-crossbeam-channel0.4
Cloning into '/var/lib/mock/f40-build-2054042-49096/root/chroot_tmpdir/scmroot/rust-crossbeam-channel0.4'...
$ git fetch origin bde04fbd8c25110947924411f19bd39b403e5316:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-crossbeam-channel0.4
 * [new ref]         bde04fbd8c25110947924411f19bd39b403e5316 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at bde04fb Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild