$ git clone -n https://src.fedoraproject.org/rpms/golang-gotest.git /var/lib/mock/f41-build-787148-13594/root/chroot_tmpdir/scmroot/golang-gotest
Cloning into '/var/lib/mock/f41-build-787148-13594/root/chroot_tmpdir/scmroot/golang-gotest'...
$ git fetch origin 02ddfcbc1bf1b3959f89d6b383e736ca6f1bde98:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-gotest
 * [new ref]         02ddfcbc1bf1b3959f89d6b383e736ca6f1bde98 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 02ddfcb Update to 3.5.1 - Closes rhbz#2133156