$ git clone -n https://src.fedoraproject.org/rpms/perl-Text-Iconv.git /var/lib/mock/f40-build-779385-130302/root/chroot_tmpdir/scmroot/perl-Text-Iconv
Cloning into '/var/lib/mock/f40-build-779385-130302/root/chroot_tmpdir/scmroot/perl-Text-Iconv'...
$ git fetch origin 19c407bc0acf85073411fbe072683a36ff9eb78a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Text-Iconv
 * [new ref]         19c407bc0acf85073411fbe072683a36ff9eb78a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 19c407b Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild