$ git clone -n https://src.fedoraproject.org/rpms/perl-Data-MessagePack.git /var/lib/mock/f40-build-732725-104927/root/chroot_tmpdir/scmroot/perl-Data-MessagePack
Cloning into '/var/lib/mock/f40-build-732725-104927/root/chroot_tmpdir/scmroot/perl-Data-MessagePack'...
$ git fetch origin 0724a36963a145eae9414669ec44ea81bcbca8bc:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Data-MessagePack
 * [new ref]         0724a36963a145eae9414669ec44ea81bcbca8bc -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0724a36 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild