$ git clone -n https://src.fedoraproject.org/rpms/kcharselect.git /var/lib/mock/f40-build-2241444-53664/root/chroot_tmpdir/scmroot/kcharselect
Cloning into '/var/lib/mock/f40-build-2241444-53664/root/chroot_tmpdir/scmroot/kcharselect'...
$ git fetch origin 71cbd409d846dce08f41c52560519d5990f79ef3:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kcharselect
 * [new ref]         71cbd409d846dce08f41c52560519d5990f79ef3 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 71cbd40 24.01.90