$ git clone -n https://src.fedoraproject.org/rpms/perl-Lingua-Flags.git /var/lib/mock/f40-build-2018466-46425/root/chroot_tmpdir/scmroot/perl-Lingua-Flags
Cloning into '/var/lib/mock/f40-build-2018466-46425/root/chroot_tmpdir/scmroot/perl-Lingua-Flags'...
$ git fetch origin 802ae9e9965216a3727434242b48b18af4f4ac7f:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Lingua-Flags
 * [new ref]         802ae9e9965216a3727434242b48b18af4f4ac7f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 802ae9e Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild