$ git clone -n https://src.fedoraproject.org/rpms/perl-HTML-Restrict.git /var/lib/mock/f39-build-1547830-36752/root/chroot_tmpdir/scmroot/perl-HTML-Restrict
Cloning into '/var/lib/mock/f39-build-1547830-36752/root/chroot_tmpdir/scmroot/perl-HTML-Restrict'...
$ git fetch origin 51ac5ce64118ef5aab0420c784fd7ba3e1e62e89:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-HTML-Restrict
 * [new ref]         51ac5ce64118ef5aab0420c784fd7ba3e1e62e89 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 51ac5ce Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild