$ git clone -n https://src.fedoraproject.org/rpms/kf5-pimcommon.git /var/lib/mock/f42-build-3340294-44983/root/chroot_tmpdir/scmroot/kf5-pimcommon
Cloning into '/var/lib/mock/f42-build-3340294-44983/root/chroot_tmpdir/scmroot/kf5-pimcommon'...
$ git fetch origin 4044bdcc2959ebd8af22f3cd09cccdb5e9f9d183:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kf5-pimcommon
 * [new ref]         4044bdcc2959ebd8af22f3cd09cccdb5e9f9d183 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4044bdc Rebuilt for https://fedoraproject.org/wiki/Fedora_42_Mass_Rebuild