$ git clone -n https://src.fedoraproject.org/rpms/subfinder.git /var/lib/mock/f40-build-2131521-50805/root/chroot_tmpdir/scmroot/subfinder
Cloning into '/var/lib/mock/f40-build-2131521-50805/root/chroot_tmpdir/scmroot/subfinder'...
$ git fetch origin 9ec097b75cb9af86ddeea2be54d38f9f783abfee:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/subfinder
 * [new ref]         9ec097b75cb9af86ddeea2be54d38f9f783abfee -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9ec097b Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild