$ git clone -n https://src.fedoraproject.org/rpms/golang-hein-version.git /var/lib/mock/f41-build-1036633-18741/root/chroot_tmpdir/scmroot/golang-hein-version
Cloning into '/var/lib/mock/f41-build-1036633-18741/root/chroot_tmpdir/scmroot/golang-hein-version'...
$ git fetch origin 73680d05cc68e863aaaeb1cacb9a760fcf72809f:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-hein-version
 * [new ref]         73680d05cc68e863aaaeb1cacb9a760fcf72809f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 73680d0 Fix FTBFS