$ git clone -n https://src.fedoraproject.org/rpms/nfs-utils.git /var/lib/mock/f39-build-1850763-42253/root/chroot_tmpdir/scmroot/nfs-utils
Cloning into '/var/lib/mock/f39-build-1850763-42253/root/chroot_tmpdir/scmroot/nfs-utils'...
$ git fetch origin 1eda4288b113ed1d61ccec2c4ce2c33ffa51e881:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/nfs-utils
 * [new ref]         1eda4288b113ed1d61ccec2c4ce2c33ffa51e881 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1eda428 Removed nfs-utils.2.6.4-rc6.patch