$ git clone -n https://src.fedoraproject.org/rpms/perl-HTML-FormatExternal.git /var/lib/mock/f40-build-2625013-65142/root/chroot_tmpdir/scmroot/perl-HTML-FormatExternal
Cloning into '/var/lib/mock/f40-build-2625013-65142/root/chroot_tmpdir/scmroot/perl-HTML-FormatExternal'...
$ git fetch origin df3d2b6ee818cbf96910d847d38e1f93a7e90f74:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-HTML-FormatExternal
 * [new ref]         df3d2b6ee818cbf96910d847d38e1f93a7e90f74 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at df3d2b6 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild