$ git clone -n https://src.fedoraproject.org/rpms/golang-github-onsi-gomega.git /var/lib/mock/f40-build-2185264-51289/root/chroot_tmpdir/scmroot/golang-github-onsi-gomega
Cloning into '/var/lib/mock/f40-build-2185264-51289/root/chroot_tmpdir/scmroot/golang-github-onsi-gomega'...
$ git fetch origin f7b6d31e278f6f5227ac666a99aab468c5f91d10:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-github-onsi-gomega
 * [new ref]         f7b6d31e278f6f5227ac666a99aab468c5f91d10 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f7b6d31 Update to 1.30.0 - Closes rhbz#2241307