$ git clone -n https://src.fedoraproject.org/rpms/perl-Tk-TableMatrix.git /var/lib/mock/f39-build-1439809-32287/root/chroot_tmpdir/scmroot/perl-Tk-TableMatrix
Cloning into '/var/lib/mock/f39-build-1439809-32287/root/chroot_tmpdir/scmroot/perl-Tk-TableMatrix'...
$ git fetch origin cf948fa3123b457ae82ca7d3bd60db603bf87182:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Tk-TableMatrix
 * [new ref]         cf948fa3123b457ae82ca7d3bd60db603bf87182 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at cf948fa Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild