$ git clone -n https://src.fedoraproject.org/rpms/libcgi.git /var/lib/mock/f42-build-3285349-41413/root/chroot_tmpdir/scmroot/libcgi
Cloning into '/var/lib/mock/f42-build-3285349-41413/root/chroot_tmpdir/scmroot/libcgi'...
$ git fetch origin 4893047b805dd6a9fbad4e9fc009f9bdc0f720b2:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libcgi
 * [new ref]         4893047b805dd6a9fbad4e9fc009f9bdc0f720b2 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4893047 Rebuilt for https://fedoraproject.org/wiki/Fedora_42_Mass_Rebuild