$ git clone -n https://src.fedoraproject.org/rpms/lvm2.git /var/lib/mock/f42-build-3427148-45202/root/chroot_tmpdir/scmroot/lvm2
Cloning into '/var/lib/mock/f42-build-3427148-45202/root/chroot_tmpdir/scmroot/lvm2'...
$ git fetch origin f90bdc67ad39fe312f27714a80c436f332ec4f22:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/lvm2
 * [new ref]         f90bdc67ad39fe312f27714a80c436f332ec4f22 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f90bdc6 Fix race causing lvm2 does not recognize active devices