$ git clone -n https://src.fedoraproject.org/rpms/f2c.git /var/lib/mock/f40-build-805586-144823/root/chroot_tmpdir/scmroot/f2c
Cloning into '/var/lib/mock/f40-build-805586-144823/root/chroot_tmpdir/scmroot/f2c'...
$ git fetch origin e0e8e9e8b425efd5f734eda6c8f5c1779f96b0ce:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/f2c
 * [new ref]         e0e8e9e8b425efd5f734eda6c8f5c1779f96b0ce -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e0e8e9e Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild