$ git clone -n https://src.fedoraproject.org/rpms/perl-Shell.git /var/lib/mock/f40-build-2020677-46651/root/chroot_tmpdir/scmroot/perl-Shell
Cloning into '/var/lib/mock/f40-build-2020677-46651/root/chroot_tmpdir/scmroot/perl-Shell'...
$ git fetch origin ce2dcf2b2fa634fc7824783ceff38581eb4362c4:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Shell
 * [new ref]         ce2dcf2b2fa634fc7824783ceff38581eb4362c4 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ce2dcf2 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild