$ git clone -n https://src.fedoraproject.org/rpms/erlang-ibrowse.git /var/lib/mock/f45-build-8342-384/root/chroot_tmpdir/scmroot/erlang-ibrowse
Cloning into '/var/lib/mock/f45-build-8342-384/root/chroot_tmpdir/scmroot/erlang-ibrowse'...
$ git fetch origin 0178e95b5d90e72335507721ed0812add7fb4029:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/erlang-ibrowse
 * [new ref]         0178e95b5d90e72335507721ed0812add7fb4029 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0178e95 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild