$ git clone -n https://src.fedoraproject.org/rpms/Coin4.git /var/lib/mock/f40-build-780302-130925/root/chroot_tmpdir/scmroot/Coin4
Cloning into '/var/lib/mock/f40-build-780302-130925/root/chroot_tmpdir/scmroot/Coin4'...
$ git fetch origin 94e3aa50bf7e6a88331895cfb49f5efaf1ceb1aa:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/Coin4
 * [new ref]         94e3aa50bf7e6a88331895cfb49f5efaf1ceb1aa -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 94e3aa5 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild