$ git clone -n https://src.fedoraproject.org/rpms/perl-SVN-Look.git /var/lib/mock/f39-build-1548184-36787/root/chroot_tmpdir/scmroot/perl-SVN-Look
Cloning into '/var/lib/mock/f39-build-1548184-36787/root/chroot_tmpdir/scmroot/perl-SVN-Look'...
$ git fetch origin 67b03e9d4e23aeb5fa940ab88018381b4bfc6e83:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-SVN-Look
 * [new ref]         67b03e9d4e23aeb5fa940ab88018381b4bfc6e83 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 67b03e9 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild