$ git clone -n https://src.fedoraproject.org/rpms/perl-JSON-Color.git /var/lib/mock/f40-build-2305309-57077/root/chroot_tmpdir/scmroot/perl-JSON-Color
Cloning into '/var/lib/mock/f40-build-2305309-57077/root/chroot_tmpdir/scmroot/perl-JSON-Color'...
$ git fetch origin 7a4c976bd49096314d8fefd6aa8d8e3af8fbd494:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-JSON-Color
 * [new ref]         7a4c976bd49096314d8fefd6aa8d8e3af8fbd494 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7a4c976 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild