$ git clone -n https://src.fedoraproject.org/rpms/perl-IPC-Run3.git /var/lib/mock/f40-build-2305250-57072/root/chroot_tmpdir/scmroot/perl-IPC-Run3
Cloning into '/var/lib/mock/f40-build-2305250-57072/root/chroot_tmpdir/scmroot/perl-IPC-Run3'...
$ git fetch origin cdb713b7d50c46f8bce3318a3c2faf5429766cae:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-IPC-Run3
 * [new ref]         cdb713b7d50c46f8bce3318a3c2faf5429766cae -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at cdb713b Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild