$ git clone -n https://src.fedoraproject.org/rpms/mod_nss.git /var/lib/mock/f40-build-2298501-56530/root/chroot_tmpdir/scmroot/mod_nss
Cloning into '/var/lib/mock/f40-build-2298501-56530/root/chroot_tmpdir/scmroot/mod_nss'...
$ git fetch origin c3ed93e153da657db5c10e4ccd3bdaee5787099d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/mod_nss
 * [new ref]         c3ed93e153da657db5c10e4ccd3bdaee5787099d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c3ed93e Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild