$ git clone -n https://src.fedoraproject.org/rpms/gtorrentviewer.git /var/lib/mock/f38-build-712059-94159/root/chroot_tmpdir/scmroot/gtorrentviewer
Cloning into '/var/lib/mock/f38-build-712059-94159/root/chroot_tmpdir/scmroot/gtorrentviewer'...
$ git fetch origin 9a778dee11e46f585656a764237e1cc407c7c990:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/gtorrentviewer
 * [new ref]         9a778dee11e46f585656a764237e1cc407c7c990 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9a778de Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild