$ git clone -n https://src.fedoraproject.org/rpms/erlang-gettext.git /var/lib/mock/f45-build-8321-384/root/chroot_tmpdir/scmroot/erlang-gettext
Cloning into '/var/lib/mock/f45-build-8321-384/root/chroot_tmpdir/scmroot/erlang-gettext'...
$ git fetch origin 85e88f7c9998752c6c43319082be861687f0bc1e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/erlang-gettext
 * [new ref]         85e88f7c9998752c6c43319082be861687f0bc1e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 85e88f7 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild