$ git clone -n https://src.fedoraproject.org/rpms/duperemove.git /var/lib/mock/f42-build-side-1-3534279-46548/root/chroot_tmpdir/scmroot/duperemove
Cloning into '/var/lib/mock/f42-build-side-1-3534279-46548/root/chroot_tmpdir/scmroot/duperemove'...
$ git fetch origin 8db41ed659a313349007bb39a071b20dea714bb2:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/duperemove
 * [new ref]         8db41ed659a313349007bb39a071b20dea714bb2 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8db41ed Add missing zsh completion file