$ git clone -n https://src.fedoraproject.org/rpms/mozilla-ublock-origin.git /var/lib/mock/f40-build-2335626-59388/root/chroot_tmpdir/scmroot/mozilla-ublock-origin
Cloning into '/var/lib/mock/f40-build-2335626-59388/root/chroot_tmpdir/scmroot/mozilla-ublock-origin'...
$ git fetch origin 36da233f607a24ce53ece3cf1159bac3ca4ba7eb:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/mozilla-ublock-origin
 * [new ref]         36da233f607a24ce53ece3cf1159bac3ca4ba7eb -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 36da233 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild