$ git clone -n https://src.fedoraproject.org/rpms/perl-Data-Clone.git /var/lib/mock/f40-build-779688-130430/root/chroot_tmpdir/scmroot/perl-Data-Clone
Cloning into '/var/lib/mock/f40-build-779688-130430/root/chroot_tmpdir/scmroot/perl-Data-Clone'...
$ git fetch origin 9d2626efcd2a4e7a2aab0914a58058c5ecf549f2:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Data-Clone
 * [new ref]         9d2626efcd2a4e7a2aab0914a58058c5ecf549f2 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9d2626e Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild