$ git clone -n https://src.fedoraproject.org/rpms/perl-ColorThemes-Standard.git /var/lib/mock/f39-build-1434917-31960/root/chroot_tmpdir/scmroot/perl-ColorThemes-Standard
Cloning into '/var/lib/mock/f39-build-1434917-31960/root/chroot_tmpdir/scmroot/perl-ColorThemes-Standard'...
$ git fetch origin 63087204552d85ba0785d19a9e9663247e84c1a7:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-ColorThemes-Standard
 * [new ref]         63087204552d85ba0785d19a9e9663247e84c1a7 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6308720 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild