$ git clone -n https://src.fedoraproject.org/rpms/perl-CGI-Application-Server.git /var/lib/mock/f40-build-2015655-46099/root/chroot_tmpdir/scmroot/perl-CGI-Application-Server
Cloning into '/var/lib/mock/f40-build-2015655-46099/root/chroot_tmpdir/scmroot/perl-CGI-Application-Server'...
$ git fetch origin 5f42d14c61f759ea6622900b81b5741dc12d00c0:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-CGI-Application-Server
 * [new ref]         5f42d14c61f759ea6622900b81b5741dc12d00c0 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5f42d14 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild