$ git clone -n https://src.fedoraproject.org/rpms/perl-String-Compare-ConstantTime.git /var/lib/mock/f40-build-779387-130302/root/chroot_tmpdir/scmroot/perl-String-Compare-ConstantTime
Cloning into '/var/lib/mock/f40-build-779387-130302/root/chroot_tmpdir/scmroot/perl-String-Compare-ConstantTime'...
$ git fetch origin 005621b200d331e81bfd7992542b706aa5250ddd:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-String-Compare-ConstantTime
 * [new ref]         005621b200d331e81bfd7992542b706aa5250ddd -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 005621b Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild