$ git clone -n https://src.fedoraproject.org/rpms/Charliecloud.git /var/lib/mock/f39-build-2533295-61806/root/chroot_tmpdir/scmroot/Charliecloud
Cloning into '/var/lib/mock/f39-build-2533295-61806/root/chroot_tmpdir/scmroot/Charliecloud'...
$ git fetch origin e413b847bfca32939a4abd261c583b24e3cab2d5:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/Charliecloud
 * [new ref]         e413b847bfca32939a4abd261c583b24e3cab2d5 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e413b84 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild