$ git clone -n https://src.fedoraproject.org/rpms/perl-Test-Data-Split.git /var/lib/mock/f39-build-1553648-36993/root/chroot_tmpdir/scmroot/perl-Test-Data-Split
Cloning into '/var/lib/mock/f39-build-1553648-36993/root/chroot_tmpdir/scmroot/perl-Test-Data-Split'...
$ git fetch origin f0f451b585a8885590587566ccbc6310cff514f4:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Test-Data-Split
 * [new ref]         f0f451b585a8885590587566ccbc6310cff514f4 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f0f451b Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild