$ git clone -n https://src.fedoraproject.org/rpms/golang-github-pelletier-toml-2.git /var/lib/mock/f40-build-2209759-52168/root/chroot_tmpdir/scmroot/golang-github-pelletier-toml-2
Cloning into '/var/lib/mock/f40-build-2209759-52168/root/chroot_tmpdir/scmroot/golang-github-pelletier-toml-2'...
$ git fetch origin 700d53196bf65fc3c7c0a0f77c98f64b5e554404:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-github-pelletier-toml-2
 * [new ref]         700d53196bf65fc3c7c0a0f77c98f64b5e554404 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 700d531 Update to 2.1.1