$ git clone -n https://src.fedoraproject.org/rpms/solidity.git /var/lib/mock/f45-build-36213-702/root/chroot_tmpdir/scmroot/solidity
Cloning into '/var/lib/mock/f45-build-36213-702/root/chroot_tmpdir/scmroot/solidity'...
$ git fetch origin ab092fc2d056516c463ec1e79afd44356d09eef3:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/solidity
 * [new ref]         ab092fc2d056516c463ec1e79afd44356d09eef3 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ab092fc Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild